Cita APA (7th ed.)
Haigh, R. W., & Radford, L. E. (1983). BASIC for microcomputers: Apple, TRS-80, PET. Prindle, Weber & Schmidt.
Cita Chicago (17th ed.)
Haigh, Roger W., i Loren E. Radford. BASIC for Microcomputers: Apple, TRS-80, PET. Boston, Mass.: Prindle, Weber & Schmidt, 1983.
Cita MLA (9th ed.)
Haigh, Roger W., i Loren E. Radford. BASIC for Microcomputers: Apple, TRS-80, PET. Prindle, Weber & Schmidt, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.