APA-viite

Yeasts,Alexander J. (1979). Trade barriers facing developing countries: Commercial policy measures and shipping. Mac Millan.

Chicago-tyylinen lähdeviittaus

Yeasts,Alexander J. Trade Barriers Facing Developing Countries: Commercial Policy Measures and Shipping. London: Mac Millan, 1979.

MLA-viite

Yeasts,Alexander J. Trade Barriers Facing Developing Countries: Commercial Policy Measures and Shipping. Mac Millan, 1979.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.