Gaya APA
Olaf, Z., Terry, A. (2014).
Online distance education :towards a research agenda .
Edmonton:
AU Press (Atabasca University).
Gaya MLA
Zawacki-Richter, Olaf., Anderson, Terry.
"Online distance education :towards a research agenda".
Edmonton:
AU Press (Atabasca University),
2014.
Electronic Resource.