APA-viite

Trewartha, G. T. (1980). Introduction to climate (5th ed.). Mc Graw Hill International Book company.

Chicago-tyylinen lähdeviittaus

Trewartha, Glenn T. Introduction to Climate. 5th ed. London: Mc Graw Hill International Book company, 1980.

MLA-viite

Trewartha, Glenn T. Introduction to Climate. 5th ed. Mc Graw Hill International Book company, 1980.