Rankin, Sally H.
Lippincott Williams and Wilkins, 2015
Buku Teks SO
Tinkham, Catherine W.
Appleton Century Crofts, 1972
Buku Teks SO
by Nancy I. Whitman [and others]
Appleton Century, 1986
Buku Teks SO
Black, Jill M.
Jossey-Bass, 2010
Buku Teks
Read, Donald A.
Janes and Bartlett Publihers, 1997
Buku Teks SO