APA (7e ed.) Bronvermelding

Economic Development Foundation, Inc, & Fritts, G. D. (1966). Philippine marketing: One perspective. s.n.].

Chicago (17e ed.) Bronvermelding

Economic Development Foundation, Inc, en Garland D. Fritts. Philippine Marketing: One Perspective. [Manila: s.n.], 1966.

MLA (9e ed.) Bronvermelding

Economic Development Foundation, Inc, en Garland D. Fritts. Philippine Marketing: One Perspective. s.n.], 1966.