APA (7e ed.) Bronvermelding

Wareing, P. F., & Cooper, J. P. (1971). Potential crop production: A case study. Heinemann Educational Books.

Chicago (17e ed.) Bronvermelding

Wareing, P. F., en J. P. Cooper. Potential Crop Production: A Case Study. London: Heinemann Educational Books, 1971.

MLA (9e ed.) Bronvermelding

Wareing, P. F., en J. P. Cooper. Potential Crop Production: A Case Study. Heinemann Educational Books, 1971.