Cita APA (7a ed.)

Lewis, A., Richard, P., Sharp, P., & Maximo, R. (2017). Unleashed Skype for business. Sams.

Cita Chicago Style (17a ed.)

Lewis, Alex, Pat Richard, Phil Sharp, y Rui Maximo. Unleashed Skype for Business. Indianapolis, Indiana: Sams, 2017.

Cita MLA (8a ed.)

Lewis, Alex, et al. Unleashed Skype for Business. Sams, 2017.