APA
Evans D. R., . (1981). The planning of nonformal education. Paris: International Institute for educational planning.
Chicago
Evans David R, . 1981. The planning of nonformal education. Paris: International Institute for educational planning.
Harvard
Evans D. R., . (1981). The planning of nonformal education. Paris: International Institute for educational planning.
MLA
Evans David R, . The planning of nonformal education. Paris: International Institute for educational planning. 1981.