Παραπομπή σε μορφή APA (7η εκδ.)

Muoghalu, J. I., & Isichei, A. O. (2014). Effect of tree canopy cover on the yield, crude protein and fibre content of forb species in Nigerian Guinea savanna. Kluwer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Muoghalu, J. I., και A. O. Isichei. Effect of Tree Canopy Cover on the Yield, Crude Protein and Fibre Content of Forb Species in Nigerian Guinea Savanna. Kluwer, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Muoghalu, J. I., και A. O. Isichei. Effect of Tree Canopy Cover on the Yield, Crude Protein and Fibre Content of Forb Species in Nigerian Guinea Savanna. Kluwer, 2014.