Παραπομπή σε μορφή APA (7η εκδ.)

De Blij, H. J. (1995). Harm de Blij's geography book: A leading geographer's fresh look at our changing world. John Wiley & Sons.

Παραπομπή σε μορφή Chicago (17η εκδ.)

De Blij, Harm J. Harm De Blij's Geography Book: A Leading Geographer's Fresh Look at Our Changing World. New York: John Wiley & Sons, 1995.

Παραπομπή σε μορφή MLA (8th εκδ.)

De Blij, Harm J. Harm De Blij's Geography Book: A Leading Geographer's Fresh Look at Our Changing World. John Wiley & Sons, 1995.