Cita APA (7th ed.)

Luck, D. J. (1970). Marketing research (3rd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Luck, David Johnston. Marketing Research. 3rd ed. Englewood Cliffs, N. J: Prentice-Hall, 1970.

Cita MLA (9th ed.)

Luck, David Johnston. Marketing Research. 3rd ed. Prentice-Hall, 1970.