APA引文

O'Connor, B., Leavitt, S., & Parker, K. (1993). Alberta. Tetanus in feeder calves associated with elastic castration.

Citação norma Chicago

O'Connor, Brendan, Sheldon Leavitt, and Kathleen Parker. Alberta. Tetanus in Feeder Calves Associated With Elastic Castration. 1993.

MLA引文

O'Connor, Brendan, Sheldon Leavitt, and Kathleen Parker. Alberta. Tetanus in Feeder Calves Associated With Elastic Castration. 1993.

警告：這些引文格式不一定是100％准確.