Παραπομπή σε μορφή APA (7η εκδ.)

Hayward, J. (1968). Measurement of Soil Loss From Fractional Acre Plots. Agricultural Engineering Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hayward, J.A. Measurement of Soil Loss From Fractional Acre Plots. New Zealand: Agricultural Engineering Institute, 1968.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hayward, J.A. Measurement of Soil Loss From Fractional Acre Plots. Agricultural Engineering Institute, 1968.