Gaya APA

ROBERT, D, F., F, , T, J. (2009). BUSINESS MARKETING ( Connecting Strategy, Relationships, and Learning ) ed 4 (4). : .

Gaya MLA

ROBERT, DWYER, F., F, , TANNER, JOHN. "BUSINESS MARKETING ( Connecting Strategy, Relationships, and Learning ) ed 4". 4 : , 2009. Buku.