Cita APA (7th ed.)
Jensen, C., & Anderson, L. (1992). Pal for paradox 4 made easy. Osborne McGraw-Hill.
Cita Chicago (17th ed.)
Jensen, Cary, i Loy Anderson. Pal for Paradox 4 Made Easy. Berkeley: Osborne McGraw-Hill, 1992.
Cita MLA (9th ed.)
Jensen, Cary, i Loy Anderson. Pal for Paradox 4 Made Easy. Osborne McGraw-Hill, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.