Glueck, William F., author
McGraw-Hill, 1984
Buku Teks
by Joseph C. Latona ... [and others]
South-Western Publishing, 1984
Buku Teks
Christensen, C. Roland, author
Richard D. Irwin, 1978
Buku Teks
by C. Ronald Christensen [and others]
Irwin, 1987
Buku Teks
by Joseph L. Bower [and others]
Richard D. Irwin, 1991
Buku Teks