Economic Development Foundation, Inc, & Fritts, G. D. (1966). Philippine marketing: One perspective. s.n.].
Lua i Stíl Chicago (17ú heag.)Economic Development Foundation, Inc, agus Garland D. Fritts. Philippine Marketing: One Perspective. [Manila: s.n.], 1966.
Lua MLA (9ú heag.)Economic Development Foundation, Inc, agus Garland D. Fritts. Philippine Marketing: One Perspective. s.n.], 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.