Dyfyniad APA

Isichei, A. O., & Muoghalu, J. I. (2014). The Effects of Tree Canopy Cover on Soil Fertility in a Nigerian Savanna.

Dyfyniad Arddull Chicago

Isichei, Augustine Onwuegbukiwe, and Joseph Ikechukwu Muoghalu. The Effects of Tree Canopy Cover on Soil Fertility in a Nigerian Savanna. 2014.

Dyfyniad MLA

Isichei, Augustine Onwuegbukiwe, and Joseph Ikechukwu Muoghalu. The Effects of Tree Canopy Cover on Soil Fertility in a Nigerian Savanna. 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.