Παραπομπή APA

Rownfree, D. (1974). Educational technology in curriculum development. Harper & Row.

Παραπομπή Chicago Style

Rownfree, Derek. Educational Technology in Curriculum Development. London: Harper & Row, 1974.

Παραπομπή MLA

Rownfree, Derek. Educational Technology in Curriculum Development. Harper & Row, 1974.