Cita APA (7a ed.)

Struening, E. L. (1975). Handbook of evaluation research. Sage.

Cita Chicago Style (17a ed.)

Struening, Elmer L. Handbook of Evaluation Research. Beverly Hills [u.a.]: Sage, 1975.

Cita MLA (9a ed.)

Struening, Elmer L. Handbook of Evaluation Research. Sage, 1975.