APA (7e ed.) Bronvermelding

Gamboa, S. G. (1977). Instructional materials in communication arts II (English) based on geometry.

Chicago (17e ed.) Bronvermelding

Gamboa, Sabiniano G. Instructional Materials in Communication Arts II (English) Based on Geometry. 1977.

MLA (9e ed.) Bronvermelding

Gamboa, Sabiniano G. Instructional Materials in Communication Arts II (English) Based on Geometry. 1977.

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