APA(7版)引用形式
Mratinković, A. Environmental Issues: Pollution. 3G E-Learning.
Chicagoスタイル(17版)引用形式
Mratinković, Aleksandar. Environmental Issues: Pollution. Nueva York, EUA: 3G E-Learning.
MLA(9版)引用形式
Mratinković, Aleksandar. Environmental Issues: Pollution. 3G E-Learning.
警告: この引用は必ずしも正確ではありません.