APA-viite

Pirog,Robert L, & Stamos,Stephen C. (1987). Energy economics: Theory and policy. Prentice - Hall.

Chicago-tyylinen lähdeviittaus

Pirog,Robert L, ja Stamos,Stephen C. Energy Economics: Theory and Policy. New Jersey: Prentice - Hall, 1987.

MLA-viite

Pirog,Robert L, ja Stamos,Stephen C. Energy Economics: Theory and Policy. Prentice - Hall, 1987.