Adams, Linda
Gramedia Pustaka Utama, 1995
Buku Teks
Bass, Bernard M., author
Allyn and Bacon, 1979
Buku Teks
editor, Johana E. Prawitasari, Rikard Rahmat, Heidy Retnowulan
Erlangga, 2012
Buku Teks
UI - Publikasi
edited by Cary L. Cooper, Ivan T. Robertson
John Wiley & Sons, 1990
Buku Teks