Cita APA (7th ed.)

Gale Group, Lambropoulos, N., & Zaphiris, P. (2007). User-centered design of online learning communities. Information Science Pub.

Cita Chicago (17th ed.)

Gale Group, Niki Lambropoulos, i Panayiotis Zaphiris. User-centered Design of Online Learning Communities. Hershey, Penn: Information Science Pub, 2007.

Cita MLA (9th ed.)

Gale Group, et al. User-centered Design of Online Learning Communities. Information Science Pub, 2007.