Cita APA (7a ed.)
Qvortrup, L. Virtual Space: Spatiality in Virtual Inhabited 3D Worlds. Springer.
Cita estilo Chicago (17a ed.)
Qvortrup, Lars. Virtual Space: Spatiality in Virtual Inhabited 3D Worlds. Londres, Inglaterra: Springer.
Cita MLA (9a ed.)
Qvortrup, Lars. Virtual Space: Spatiality in Virtual Inhabited 3D Worlds. Springer.
警告：這些引文格式不一定是100％准確.