Cita APA (7a ed.)

Guba, E. G., & Lincoln, Y. S. (1981). Effective evaluation. Jossey-Bass Publishers.

Cita Chicago Style (17a ed.)

Guba, Egon G., y Yvonna S. Lincoln. Effective Evaluation. San Francisco: Jossey-Bass Publishers, 1981.

Cita MLA (8a ed.)

Guba, Egon G., y Yvonna S. Lincoln. Effective Evaluation. Jossey-Bass Publishers, 1981.