APA (7th ed.) Citation

Holmberg, B. (1990). A bibliography of writings on distance education. Zentrales Inst. für Fernstudienforschung.

Chicago Style (17th ed.) Citation

Holmberg, Börje. A Bibliography of Writings on Distance Education. Hagen: Zentrales Inst. für Fernstudienforschung, 1990.

MLA (9th ed.) Citation

Holmberg, Börje. A Bibliography of Writings on Distance Education. Zentrales Inst. für Fernstudienforschung, 1990.