Coughlan, R. (1970). Tropical Africa. Time-Life Books; [school and library distribution by Silver Burdett Co., Morristown, N.J.
Chicagoスタイル(17版)引用形式Coughlan, Robert. Tropical Africa. New York: Time-Life Books; [school and library distribution by Silver Burdett Co., Morristown, N.J, 1970.
MLA(9版)引用形式Coughlan, Robert. Tropical Africa. Time-Life Books; [school and library distribution by Silver Burdett Co., Morristown, N.J, 1970.
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