Luanna taifid

Lua APA (7ú heag.)
Johnson, D. W., Johnson, R. T., & Holubec, E. J. (1994). The new circles of learning: Cooperation in the classroom and school. Association for Supervision and Curriculum Development.
Lua i Stíl Chicago (17ú heag.)
Johnson, David W., Roger T. Johnson, agus Edythe Johnson Holubec. The New Circles of Learning: Cooperation in the Classroom and School. Alexandria, Va.: Association for Supervision and Curriculum Development, 1994.
Lua MLA (9ú heag.)
Johnson, David W., et al. The New Circles of Learning: Cooperation in the Classroom and School. Association for Supervision and Curriculum Development, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.