APA (7th ed.) Zitazioa

Hennessy, B. (1997). Writing an essay: How to improve your performance for coursework and examinations (4a. ed.). How to Books.

Chicago Style (17th ed.) Zitazioa

Hennessy, Brendan. Writing an Essay: How to Improve Your Performance for Coursework and Examinations. 4a. ed. Oxford: How to Books, 1997.

MLA (9th ed.) Zitazioa

Hennessy, Brendan. Writing an Essay: How to Improve Your Performance for Coursework and Examinations. 4a. ed. How to Books, 1997.