Cita APA (7a ed.)
Struening, E. L., & Guttentag, M. (1975). Handbook of evaluation research: Volume 1.
Cita estilo Chicago (17a ed.)
Struening, Elmer L., y Marcia Guttentag. Handbook of Evaluation Research: Volume 1. 1975.
Cita MLA (9a ed.)
Struening, Elmer L., y Marcia Guttentag. Handbook of Evaluation Research: Volume 1. 1975.
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