APA-viite

Pearson,Charles, & Anthony,Pryor. Environment: North and south. John Wiley & Sons.

Chicago-tyylinen lähdeviittaus

Pearson,Charles, ja Anthony,Pryor. Environment: North and South. New York: John Wiley & Sons.

MLA-viite

Pearson,Charles, ja Anthony,Pryor. Environment: North and South. John Wiley & Sons.