Cita APA (7a ed.)
Strelinger, J. New and Modern Ways Used in Distance, Classical and e-Learning.
Cita Chicago Style (17a ed.)
Strelinger, Ján. New and Modern Ways Used in Distance, Classical and E-Learning.
Cita MLA (9a ed.)
Strelinger, Ján. New and Modern Ways Used in Distance, Classical and E-Learning.
Precaución: Estas citas no son 100% exactas.