APA-viite

Walton, L. (1967). Foreign trade and foreign exchange: Their theory and practice. Macdonald and Evans.

Chicago-tyylinen lähdeviittaus

Walton, L..E. Foreign Trade and Foreign Exchange: Their Theory and Practice. Macdonald and Evans, 1967.

MLA-viite

Walton, L..E. Foreign Trade and Foreign Exchange: Their Theory and Practice. Macdonald and Evans, 1967.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.