APA (7th ed.) Citation

Butler, G. C. (1988). A validation of the Vista on-line metabolic testing system using an Apple microcomputer. [publisher not identified].

Chicago Style (17th ed.) Citation

Butler, G. Christopher. A Validation of the Vista On-line Metabolic Testing System Using an Apple Microcomputer. [Place of publication not identified]: [publisher not identified], 1988.

MLA (9th ed.) Citation

Butler, G. Christopher. A Validation of the Vista On-line Metabolic Testing System Using an Apple Microcomputer. [publisher not identified], 1988.