Cita APA (7a ed.)

Roth, R. A. (1981). How to conduct surveys, follow-up studies, and basic data collection in evaluation studies. Univ. of America Pr.

Cita Chicago Style (17a ed.)

Roth, Robert A. How to Conduct Surveys, Follow-up Studies, and Basic Data Collection in Evaluation Studies. Washington, DC: Univ. of America Pr, 1981.

Cita MLA (8a ed.)

Roth, Robert A. How to Conduct Surveys, Follow-up Studies, and Basic Data Collection in Evaluation Studies. Univ. of America Pr, 1981.