APA引文

Gabalán Coello, J., & Vásquez Rizo, F. (2017). University Academic Achievement and Attendance: A Vision.

Citación estilo Chicago

Gabalán Coello, Jesús, y Fredy-Eduardo Vásquez Rizo. University Academic Achievement and Attendance: A Vision. 2017.

MLA引文

Gabalán Coello, Jesús, y Fredy-Eduardo Vásquez Rizo. University Academic Achievement and Attendance: A Vision. 2017.

警告：這些引文格式不一定是100％准確.