APA

Epstein I., Tripodi T., . (1977). Research techniques for program planning, monitoring, and evaluation. New York: Columbia University Press.

Chicago

Epstein Irwin, Tripodi Tony, . 1977. Research techniques for program planning, monitoring, and evaluation. New York: Columbia University Press.

Harvard

Epstein I., Tripodi T., . (1977). Research techniques for program planning, monitoring, and evaluation. New York: Columbia University Press.

MLA

Epstein Irwin, Tripodi Tony, . Research techniques for program planning, monitoring, and evaluation. New York: Columbia University Press. 1977.