Habte, T. (1989). Investigations on the nutritional value of coffee pulp. [s.n.].
Chicagoスタイル(17版)引用形式Habte, Tsige-Yohannes. Investigations on the Nutritional Value of Coffee Pulp. Giessen: [s.n.], 1989.
MLA(8版)引用形式Habte, Tsige-Yohannes. Investigations on the Nutritional Value of Coffee Pulp. [s.n.], 1989.
警告: この引用は必ずしも正確ではありません.