APA (7th ed.) Citation

Gorin, R. E. (1981). Introduction to DECSYSTEM-20: Assembly language programming. Digital Press.

Chicago Style (17th ed.) Citation

Gorin, Ralph E. Introduction to DECSYSTEM-20: Assembly Language Programming. Bedford, Mass.: Digital Press, 1981.

MLA (8th ed.) Citation

Gorin, Ralph E. Introduction to DECSYSTEM-20: Assembly Language Programming. Digital Press, 1981.

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