Open Praxis | International Council for Open and Distance Education (ICDE). Cambridge University Press.
Cita Chicago (17th ed.)Open Praxis | International Council for Open and Distance Education (ICDE). Cambridge University Press.
Cita MLA (9th ed.)Open Praxis | International Council for Open and Distance Education (ICDE). Cambridge University Press.
Atenció: Aquestes cites poden no estar 100% correctes.