Cita APA (7a ed.)
Nnadi, L., & Haque, I. (1988). Agronomic effectiveness of rock phosphate in an andept of Ethiopia. Informa UK Limited.
Cita Chicago Style (17a ed.)
Nnadi, L.A, y I. Haque. Agronomic Effectiveness of Rock Phosphate in an Andept of Ethiopia. Informa UK Limited, 1988.
Cita MLA (9a ed.)
Nnadi, L.A, y I. Haque. Agronomic Effectiveness of Rock Phosphate in an Andept of Ethiopia. Informa UK Limited, 1988.
Precaución: Estas citas no son 100% exactas.