APA (7e ed.) Bronvermelding

Gibb, A. (1976). A "dual modern economics" growth model [microfilm]. Photoduplication Service,University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Gibb, Arthur,Jr. A "Dual Modern Economics" Growth Model [microfilm]. Quezon City: Photoduplication Service,University of the Philippines Library, 1976.

MLA (9e ed.) Bronvermelding

Gibb, Arthur,Jr. A "Dual Modern Economics" Growth Model [microfilm]. Photoduplication Service,University of the Philippines Library, 1976.

Let op: Deze citaties zijn niet altijd 100% accuraat.