John Wiley & Sons, 1987
Buku Teks
Heimstra, Norman W., author
Brooks/Cole, 1974
Buku Teks
by Paul A. Bell ... [and others]
Wadsworth/Thomson Learning, 2001
Buku Teks
Bell, Paul A., author
Thomson, 2001
Buku Teks
edited by Linda Steg and Judith I.M. de Groot
John Wiley & Sons, 2019
Buku Teks