Παραπομπή σε μορφή APA (7η εκδ.)

Isichei, A. O. (2014). Stocks of Nitrogen in Vegetation and Soil in West African Moist Savannas and Potential Effects of Climate Change and Land Use on these Stocks.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Isichei, Augustine O. Stocks of Nitrogen in Vegetation and Soil in West African Moist Savannas and Potential Effects of Climate Change and Land Use on These Stocks. 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Isichei, Augustine O. Stocks of Nitrogen in Vegetation and Soil in West African Moist Savannas and Potential Effects of Climate Change and Land Use on These Stocks. 2014.