Παραπομπή APA

Som,Ranjan K. (1996). Practical sampling techniques/2nd ed (2nd rev. ed.). Marcel dekker.

Παραπομπή Chicago Style

Som,Ranjan K. Practical Sampling Techniques/2nd Ed. 2nd rev. ed. New York: Marcel dekker, 1996.

Παραπομπή MLA

Som,Ranjan K. Practical Sampling Techniques/2nd Ed. 2nd rev. ed. Marcel dekker, 1996.