Moore, Brooke Noel
McGraw-Hill, 2004
Buku Teks
Moore, Brookee Noel
McGraw-Hill, 2015
Buku Teks
edited by H.S.D. Cole ... [et. al.]
Chatto & Windus for Sussex University Press, 1973
Buku Teks
Brudney, Kent M.
Thomson, 2003
Buku Teks
Stoner, Marilyn Smint
Philalelphia : JB Lippincott , 1999
Buku Teks