APA (7th ed.) Citation

Peters, J. F., & Holmay, P. (1990). The VMS user's guide. Digital Press.

Chicago Style (17th ed.) Citation

Peters, James F., and Patrick Holmay. The VMS User's Guide. Bedford, Massachusetts: Digital Press, 1990.

MLA (9th ed.) Citation

Peters, James F., and Patrick Holmay. The VMS User's Guide. Digital Press, 1990.

Warning: These citations may not always be 100% accurate.