Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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