APA (7e ed.) Bronvermelding

De Leon, P. C. Agricultural labor absorption by industrial firm in the Clark Freeport zone.

Chicago (17e ed.) Bronvermelding

De Leon, Patrick C. Agricultural Labor Absorption by Industrial Firm in the Clark Freeport Zone.

MLA (9e ed.) Bronvermelding

De Leon, Patrick C. Agricultural Labor Absorption by Industrial Firm in the Clark Freeport Zone.

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