Cita APA

Bell, R. (1954). Write what you mean. George allen & urwin.

Chicago Edition Citation

Bell, R.W. Write What You Mean. London: George allen & urwin, 1954.

Cita MLA

Bell, R.W. Write What You Mean. George allen & urwin, 1954.

Atenció: Aquestes cites poden no estar 100% correctes.