Cita APA (7th ed.)

Luck, D. J., Wales, H. G., & Taylor, D. A. (1970). Marketing research (3a. ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Luck, David J., Hugh G. Wales, i Donald A. Taylor. Marketing Research. 3a. ed. Englewood Cliffs: Prentice-Hall, 1970.

Cita MLA (9th ed.)

Luck, David J., et al. Marketing Research. 3a. ed. Prentice-Hall, 1970.