Não informado. (1980). Zimbabwe agricultural journal. Ministry of Lands, Agriculture and Rural Resettlement.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Zimbabwe Agricultural Journal. Harare: Ministry of Lands, Agriculture and Rural Resettlement, 1980.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Zimbabwe Agricultural Journal. Ministry of Lands, Agriculture and Rural Resettlement, 1980.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
