Não informado. (1971). Development Magazine. Rhodesian Farmer Publications.
Chicagoスタイル(17版)引用形式Não informado. Development Magazine. Salisbury, Zimbabwe: Rhodesian Farmer Publications, 1971.
MLA(8版)引用形式Não informado. Development Magazine. Rhodesian Farmer Publications, 1971.
警告: この引用は必ずしも正確ではありません.