APA (7 ম সংস্করণ) উদ্ধৃতি

Wirosardjono, S. (1973). On the theory of systematic cluster sampling with probability proportional to size [microform]. Photoduplication Service.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Wirosardjono, Soetjipto. On the Theory of Systematic Cluster Sampling with Probability Proportional to Size [microform]. Quezon City: Photoduplication Service, 1973.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Wirosardjono, Soetjipto. On the Theory of Systematic Cluster Sampling with Probability Proportional to Size [microform]. Photoduplication Service, 1973.