APA (7e ed.) Bronvermelding

Não informado. (1934). Journal of Agriculture of the University of Puerto Rico. University of Puerto Rico, Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Agriculture of the University of Puerto Rico. Rio Piedras, Porto Rico: University of Puerto Rico, Agricultural Experiment Station, 1934.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Agriculture of the University of Puerto Rico. University of Puerto Rico, Agricultural Experiment Station, 1934.

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