Ryder, John D.
McGraw-Hill, [date of publication not identified]
Buku Teks
Hill, W. Ryland, author
McGraw-Hill, 1961
Buku Teks
editor, Milton Kaufman, Arthur H. Seidman
McGraw-Hill, 1984
Buku Referensi
Fitzgerald, A.E. (Arthur Eugene), 1909-, author
McGraw-Hill, 1983
Buku Teks
Fitzgerald, A.E. (Arthur Eugene), 1909-, author
McGraw-Hill, 1984
Buku Teks