Παραπομπή σε μορφή APA (7η εκδ.)

Higher Education Learning Project, Physics, Nuffield Foundation, & Ogborn, J. M. (1977). Practical work in undergraduate science. Heinemann Educational for the Nuffield Foundation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Higher Education Learning Project, Physics, Nuffield Foundation, και Jon Michael Ogborn. Practical Work in Undergraduate Science. London: Heinemann Educational for the Nuffield Foundation, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

Higher Education Learning Project, Physics, et al. Practical Work in Undergraduate Science. Heinemann Educational for the Nuffield Foundation, 1977.