Gaya APA
Forsyth, P. (1997).
Marketing Professional Services : Memasarkan Jasa Profesional (cet. 1).
Jakarta:
Gramedia.
Gaya MLA
Forsyth, Patrick.
"Marketing Professional Services : Memasarkan Jasa Profesional".
cet. 1
Jakarta:
Gramedia,
1997.
Monograf.