Cita APA (7th ed.)
GRAY, P. (1990). MICROCOMPUTERS IN EVALUATION: PEOPLE, ACTIVITY, DOCUMENT, AND PROJECT ORGANIZERS.
Cita Chicago (17th ed.)
GRAY, P.J. MICROCOMPUTERS IN EVALUATION: PEOPLE, ACTIVITY, DOCUMENT, AND PROJECT ORGANIZERS. 1990.
Cita MLA (9th ed.)
GRAY, P.J. MICROCOMPUTERS IN EVALUATION: PEOPLE, ACTIVITY, DOCUMENT, AND PROJECT ORGANIZERS. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.