Dyfyniad APA

United States. Office of Education, National Institute of Education, & Harrison, S. A. (1975). Improving instructional productivity in higher education. Educational Technology Pub.

Dyfyniad Arddull Chicago

United States. Office of Education, National Institute of Education, and Shelley A. Harrison. Improving Instructional Productivity in Higher Education. Englewood Cliffs, N. J: Educational Technology Pub, 1975.

Dyfyniad MLA

United States. Office of Education, et al. Improving Instructional Productivity in Higher Education. Educational Technology Pub, 1975.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.