Trích dẫn APA

AM Cowan. (1929). The trees of northern Bengal: Including shrubs, woody climbers, bamboos palms and tree ferns. International book distributors.

Trích dẫn kiểu Chicago

AM Cowan. The Trees of Northern Bengal: Including Shrubs, Woody Climbers, Bamboos Palms and Tree Ferns. Dehra Dun: International book distributors, 1929.

Trích dẫn MLA

AM Cowan. The Trees of Northern Bengal: Including Shrubs, Woody Climbers, Bamboos Palms and Tree Ferns. International book distributors, 1929.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.