Παραπομπή σε μορφή APA (7η εκδ.)

Brewster, J. L. (1971). Some factors affecting the uptake of plant nutrients from the soil. University of Oxford.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Brewster, J. L. Some Factors Affecting the Uptake of Plant Nutrients from the Soil. England: University of Oxford, 1971.

Παραπομπή σε μορφή MLA (8th εκδ.)

Brewster, J. L. Some Factors Affecting the Uptake of Plant Nutrients from the Soil. University of Oxford, 1971.