Cita APA

Bell,Colin, & Newby,Howard. (1977). Doing Sociological research. George Allen & Unwin.

Chicago Edition Citation

Bell,Colin, i Newby,Howard. Doing Sociological Research. London: George Allen & Unwin, 1977.

Cita MLA

Bell,Colin, i Newby,Howard. Doing Sociological Research. George Allen & Unwin, 1977.