Παραπομπή APA

Schultz, R. L., Randall L Schultg, Gerelad zaltman, & Philip Burger C. (1975). Caes in marketing research.

Παραπομπή Chicago Style

Schultz, Randall L., Randall L Schultg, Gerelad zaltman, και Philip Burger C. Caes in Marketing Research. 1975.

Παραπομπή MLA

Schultz, Randall L., et al. Caes in Marketing Research. 1975.