Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (8ú heag.)

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

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