Warren Thomas Reich, editor in chief
Simon & Schuster Macmillan, 1995
Buku Referensi
Warren Thomas Reich, editor in chief
Simon & Schuster Macmillan, 1995
Buku Referensi
Furrow, Barry R, author
Thomson/West, 2008
Buku Teks
Shannon, Thomas A., author
Gramedia Pustaka Utama, 1995
Buku Teks
Ribes, Bruno
Dorset Unesco, 1978
Buku Teks