Scaffa, Marjorie E.
F.A. Davis, 2010
Buku Teks SO
edited by Julia Smedley, Finlay Dick and Steven Sadhra
Oxford University Press, 2013
Buku Teks SO
Robinson, James, 1943-
Delmar Cengage Learning, 2011
Buku Teks SO
Robinson, James, 1943-
Delmar, 2011
Buku Teks SO
foreword by Elena Kamel
Lippincott Williams & Wilkins, 2002
Buku Teks SO