Philip Barker. (1993). Virtual Reality: Theoretical basis, practical applications. Association for Learning Technology.
Chicago Style (17th ed.) CitationPhilip Barker. Virtual Reality: Theoretical Basis, Practical Applications. Association for Learning Technology, 1993.
MLA (9th ed.) CitationPhilip Barker. Virtual Reality: Theoretical Basis, Practical Applications. Association for Learning Technology, 1993.
Warning: These citations may not always be 100% accurate.