Cita APA (7a ed.)

Kalawsky, R. S. (1993). The science of virtual reality and virtual environments: A technical, scientific and engineering reference on virtual environments. Addison-Wesley.

Cita Chicago Style (17a ed.)

Kalawsky, Roy S. The Science of Virtual Reality and Virtual Environments: A Technical, Scientific and Engineering Reference on Virtual Environments. Wokingham [etc.]: Addison-Wesley, 1993.

Cita MLA (9a ed.)

Kalawsky, Roy S. The Science of Virtual Reality and Virtual Environments: A Technical, Scientific and Engineering Reference on Virtual Environments. Addison-Wesley, 1993.