APA

Kalawsky R. S., . (1993). The science of virtual reality and virtual environments. Wokingham, England [u.a.]: Addison-Wesley.

Chicago

Kalawsky Roy S, . 1993. The science of virtual reality and virtual environments. Wokingham, England [u.a.]: Addison-Wesley.

Harvard

Kalawsky R. S., . (1993). The science of virtual reality and virtual environments. Wokingham, England [u.a.]: Addison-Wesley.

MLA

Kalawsky Roy S, . The science of virtual reality and virtual environments. Wokingham, England [u.a.]: Addison-Wesley. 1993.