Travers, R. M. W. Essentials of learning: The new cognitive learning for students of education (Fifth edition.).
Lua i Stíl Chicago (17ú heag.)Travers, Robert Morris William. Essentials of Learning: The New Cognitive Learning for Students of Education. Fifth edition.
Lua MLA (8ú heag.)Travers, Robert Morris William. Essentials of Learning: The New Cognitive Learning for Students of Education. Fifth edition.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.