APA (7e ed.) Bronvermelding

Sumangil, J. P. (1973). The effect of rain and shower in the feeding activity of Cotabato. A. I. D.

Chicago (17e ed.) Bronvermelding

Sumangil, Jesus P. The Effect of Rain and Shower in the Feeding Activity of Cotabato. [Washington, D.C.]: A. I. D, 1973.

MLA (9e ed.) Bronvermelding

Sumangil, Jesus P. The Effect of Rain and Shower in the Feeding Activity of Cotabato. A. I. D, 1973.