Cita APA (7a ed.)

Blaxter, L. H. T. (2002). How to research (Second.). Viva books Private Limited.

Cita Chicago Style (17a ed.)

Blaxter, Loraine Hughes,Christina Tight,Malcolm. How to Research. Second. New Delhi: Viva books Private Limited, 2002.

Cita MLA (8a ed.)

Blaxter, Loraine Hughes,Christina Tight,Malcolm. How to Research. Second. Viva books Private Limited, 2002.