Philippa Newfield, James Cottrell, editors
Lippincott Williams, 2012
Buku Teks
edited by Michael Rines
Gower in Association with Marketing Magazine, 1981
Buku Teks
Mark Aronoff, Janie Rees-Miller
Wiley Blackwell, 2017
Buku Teks
edited by John A. Elstrom and Walter W. Virkus
McGraw-Hill, 2006
Buku Teks
Baskett, Peter J.F
J.B. Lippincott , 1989
Buku Teks