APA (7th ed.) Citation

Weller, S. C., & Romney, A. K. (1987). Systematic data collection. Sage Publ.

Chicago Style (17th ed.) Citation

Weller, Susan C., and Antone K. Romney. Systematic Data Collection. Newbury Park u.a: Sage Publ, 1987.

MLA (9th ed.) Citation

Weller, Susan C., and Antone K. Romney. Systematic Data Collection. Sage Publ, 1987.