APA (7e ed.) Bronvermelding

Brennan, R. (2011). Business to business maketing (2nd.). Sage Publisher.

Chicago (17e ed.) Bronvermelding

Brennan, Ross. Business to Business Maketing. 2nd. New Delhi: Sage Publisher, 2011.

MLA (9e ed.) Bronvermelding

Brennan, Ross. Business to Business Maketing. 2nd. Sage Publisher, 2011.