using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        IDictionary<string, string> book = CreateNewBook("Harry Potter","1931-1002-199-1001","1997","Fantasy,action,magic");

        foreach (KeyValuePair<string, string> item in book)

        {

            Console.WriteLine("{0} = {1}", item.Key, item.Value);

        }

    }

    static IDictionary<string, string> CreateNewBook(string name, string isbn, string releseYear,string genre)

    {

        IDictionary<string, string> book = new Dictionary<string, string>();

        book.Add("NAME", name);

        book.Add("ISBN", isbn);

        book.Add("RELEYEAR", releseYear);

        book.Add("genre", genre);

        return book;

    }

}