Gaya APA

HUTT, M, D., SPEH, T, W. (2010). Business Marketing Management: B2B (Tenth Edition). United States of America: South-Western, Cengage Learning.

Gaya MLA

HUTT, MICHAEL, D.., SPEH, THOMAS, W.. "Business Marketing Management: B2B". Tenth Edition United States of America: South-Western, Cengage Learning, 2010. eBook.