Cita APA (7th ed.)

Green, P. E., & Tull, D. S. (1966). Research for marketing decisions. Prentice-Hall.

Cita Chicago (17th ed.)

Green, Paul E., i Donald S. Tull. Research for Marketing Decisions. Englewood Cliffs: Prentice-Hall, 1966.

Cita MLA (9th ed.)

Green, Paul E., i Donald S. Tull. Research for Marketing Decisions. Prentice-Hall, 1966.