APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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