Ace Com. (1992). Agenda 21: Enviroment. Ace Communication.
Chicagoスタイル(17版)引用形式Ace Com. Agenda 21: Enviroment. Nairobi, kenya: Ace Communication, 1992.
MLA(9版)引用形式Ace Com. Agenda 21: Enviroment. Ace Communication, 1992.
警告: この引用は必ずしも正確ではありません.
Ace Com. (1992). Agenda 21: Enviroment. Ace Communication.
Chicagoスタイル(17版)引用形式Ace Com. Agenda 21: Enviroment. Nairobi, kenya: Ace Communication, 1992.
MLA(9版)引用形式Ace Com. Agenda 21: Enviroment. Ace Communication, 1992.