APA (7e ed.) Bronvermelding

Schul, N. W. A Philippine sugar cane district: Spatial phenomena affecting sugar cane production on the haciendas.

Chicago (17e ed.) Bronvermelding

Schul, Norman Willard. A Philippine Sugar Cane District: Spatial Phenomena Affecting Sugar Cane Production on the Haciendas.

MLA (9e ed.) Bronvermelding

Schul, Norman Willard. A Philippine Sugar Cane District: Spatial Phenomena Affecting Sugar Cane Production on the Haciendas.

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