Tohutoro APA (7th ed.)
Wessels, W. J. (1987). Economics. Barron's.
Tohutoru Kātū Chicago (17th ed.)
Wessels, Walter J. Economics. New York: Barron's, 1987.
Tohutoro MLA (9th ed.)
Wessels, Walter J. Economics. Barron's, 1987.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.