Παραπομπή σε μορφή APA (7η εκδ.)

Rowntree Derek. (1994). Preparing materials for open, distance and flexible learning: An action guide for teachers and trainers. Kogan Page.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Rowntree Derek. Preparing Materials for Open, Distance and Flexible Learning: An Action Guide for Teachers and Trainers. Kogan Page, 1994.

Παραπομπή σε μορφή MLA (8th εκδ.)

Rowntree Derek. Preparing Materials for Open, Distance and Flexible Learning: An Action Guide for Teachers and Trainers. Kogan Page, 1994.