Adult Learner (0790-8040). AONTAS: The National Adult Learning Organisation.
Cita Chicago (17th ed.)Adult Learner (0790-8040). AONTAS: The National Adult Learning Organisation.
Cita MLA (9th ed.)Adult Learner (0790-8040). AONTAS: The National Adult Learning Organisation.
Atenció: Aquestes cites poden no estar 100% correctes.