Παραπομπή σε μορφή APA (7η εκδ.)

Bernard, C., Gilbert, F., & McGregor, P. (1993). Asking questions in biology: Design, analysis and presentation in practical work. Longman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bernard, Chris, Francis Gilbert, και Peter McGregor. Asking Questions in Biology: Design, Analysis and Presentation in Practical Work. Essex: Longman, 1993.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bernard, Chris, et al. Asking Questions in Biology: Design, Analysis and Presentation in Practical Work. Longman, 1993.