Guiltinan, Joseph P.
McGraw-Hill , 1991
Buku Teks
Guiltinan, Joseph P.
New York McGraw-Hill 1983,
Buku Teks
Guiltinan, Joseph P.
McGraw-Hill , 1982
Buku Teks
Rewoldt, Stewart H.
Homewood: Richard D. Irwin, 1969
Buku Teks
Howard, John A.
Richard D. Irwin, 1973
Buku Teks