Citazione Stile APA (7a Edizione)

Harrison, P., Harrison, S., & Pearson, M. (1986). Into geography (Teachers' resources, 1. publ.). Arnold-Wheaton.

Citazione stile Chigago Style (17a edizione)

Harrison, Patricia, Steve Harrison, e Mike Pearson. Into Geography. Teachers' resources, 1. publ. Leeds: Arnold-Wheaton, 1986.

Citatione MLA (9a ed.)

Harrison, Patricia, et al. Into Geography. Teachers' resources, 1. publ. Arnold-Wheaton, 1986.