Annetta, L. A., Folta, E., & Klesath, M. (2010). V-Learning: Distance Education in the 21st Century Through 3D Virtual Learning Environments. Springer Netherlands. https://doi.org/10.1007/978-90-481-3627-8
Lua i Stíl Chicago (17ú heag.)Annetta, Leonard A., Elizabeth Folta, agus Marta Klesath. V-Learning: Distance Education in the 21st Century Through 3D Virtual Learning Environments. Dordrecht: Springer Netherlands, 2010. https://doi.org/10.1007/978-90-481-3627-8.
Lua MLA (9ú heag.)Annetta, Leonard A., et al. V-Learning: Distance Education in the 21st Century Through 3D Virtual Learning Environments. Springer Netherlands, 2010. https://doi.org/10.1007/978-90-481-3627-8.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.