APA (7th ed.) Citation

Metcalf, C. D. (1985). Computers beginner's guide to machine language on the IBM PC and PCjr. Computei Publications, Inc.

Chicago Style (17th ed.) Citation

Metcalf, Christopher D. Computers Beginner's Guide to Machine Language on the IBM PC and PCjr. Computei Publications, Inc, 1985.

MLA (8th ed.) Citation

Metcalf, Christopher D. Computers Beginner's Guide to Machine Language on the IBM PC and PCjr. Computei Publications, Inc, 1985.

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