Cita APA

SIMPSON, O. (2003). Student retention in online, open and distance learning. Kogan page.

Citación estilo Chicago

SIMPSON, Ormond. Student Retention in Online, Open and Distance Learning. Kogan page, 2003.

Cita MLA

SIMPSON, Ormond. Student Retention in Online, Open and Distance Learning. Kogan page, 2003.

Warning: These citations may not always be 100% accurate.