Παραπομπή σε μορφή APA (7η εκδ.)

Grimwade, K. (1997). Discover human geography: Teacher's resource pack. Hodder and Stoughton.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grimwade, Keith. Discover Human Geography: Teacher's Resource Pack. London: Hodder and Stoughton, 1997.

Παραπομπή σε μορφή MLA (9th εκδ.)

Grimwade, Keith. Discover Human Geography: Teacher's Resource Pack. Hodder and Stoughton, 1997.