APA (7 वां संस्करण) प्रशस्ति पत्र

Welch, S., & Comer, J. C. (1988). Quantitative methods for public administration: Techniques and applications (2nd ed.). Harcourt Brace College.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Welch, Susan, और John C. Comer. Quantitative Methods for Public Administration: Techniques and Applications. 2nd ed. Fortworth: Harcourt Brace College, 1988.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Welch, Susan, और John C. Comer. Quantitative Methods for Public Administration: Techniques and Applications. 2nd ed. Harcourt Brace College, 1988.