using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        string json = @"

        {

            ""ISBN:0903393972"": {

                ""bib_key"": ""ISBN:0903393972"",

                ""details"": {

                    ""publishers"": [

                        ""Sweet & Maxwell""

                    ],

                    ""physical_format"": ""Hardcover"",

                    ""title"": ""Tanker Voyage Charter Parties"",

                    ""created"": {

                        ""type"": ""/type/datetime"",

                        ""value"": ""2008-04-30T09:38:13.731961""

                    },

                    ""authors"": [

                        {

                            ""name"": ""F.M. Ventris"",

                            ""key"": ""/authors/OL3610236A""

                        }

                    ]

                }

            }

        }";

​

        var bookRoot = JsonConvert.DeserializeObject<Dictionary<string, ISBN>>(json);

        var isbn = bookRoot.Values.First();

        Console.WriteLine("bib key: " + isbn.bib_key);

        Console.WriteLine("title: " + isbn.details.title);

        Console.WriteLine("author(s): " + string.Join(", ", isbn.details.authors.Select(a => a.name)));

        Console.WriteLine("publisher(s): " + string.Join(", ", isbn.details.publishers));

        Console.WriteLine("format: " + isbn.details.physical_format);

        Console.WriteLine("created: " + isbn.details.created.value);

    }

}

​

public class Created

{

    public string type { get; set; }

    public DateTime value { get; set; }

}

​

public class Author

{

    public string name { get; set; }

    public string key { get; set; }

}

​

public class Details

{

    public List<string> publishers { get; set; }

    public string physical_format { get; set; }

    public string title { get; set; }

    public Created created { get; set; }

    public List<Author> authors { get; set; }

}

​

public class ISBN

{

    public string bib_key { get; set; }

    public Details details { get; set; }

}

​