Παραπομπή σε μορφή APA (7η εκδ.)

Aina, P. O. (2015). Tillage, seed bed configuration and mulching: Effects on soil physical properties, and responses of cassava, cowpea and maize. Faculty of Agriculture, University of Ife.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Aina, P. O. Tillage, Seed Bed Configuration and Mulching: Effects on Soil Physical Properties, and Responses of Cassava, Cowpea and Maize. Faculty of Agriculture, University of Ife, 2015.

Παραπομπή σε μορφή MLA (9th εκδ.)

Aina, P. O. Tillage, Seed Bed Configuration and Mulching: Effects on Soil Physical Properties, and Responses of Cassava, Cowpea and Maize. Faculty of Agriculture, University of Ife, 2015.