by Philip L. Defliese ... [and others]
John Wiley & Sons, 1987
Buku Teks
Johnson, James T., author
South-Western Publishing, 1960
Buku Teks
Johnson, James T., author
South-Western Publishing, 1965
Buku Teks
S. Munawir, author
BPFE Yogyakarta, 1995
Buku Teks
Meigs, Walter B., author
Richard D. Irwin, 1977
Buku Teks