Cita APA

Blaxter, L. A., Hughes, C. A., & Tight, M. A. (2002). How to research.

Chicago Edition Citation

Blaxter, Loraine; Author, Christina; Author Hughes, i Malcolm; Author Tight. How to Research. New Delhi, Viva Books, 2002.

Cita MLA

Blaxter, Loraine; Author, et al. How to Research. 2002.