PARKINSON,RUSTOMJI. (1993). GETTING ALONG BETTER WITH PEPOLE. I B H PUBLISHERS.
Cita Chicago (17th ed.)PARKINSON,RUSTOMJI. GETTING ALONG BETTER WITH PEPOLE. BOMBAY: I B H PUBLISHERS, 1993.
Cita MLA (9th ed.)PARKINSON,RUSTOMJI. GETTING ALONG BETTER WITH PEPOLE. I B H PUBLISHERS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.