APA (7th ed.) Zitazioa
Gaag, N. v. d. Because I am a girl the state of the world's girls 2011: So, what about boys? New Internationalist publications Limited.
Chicago Style (17th ed.) Zitazioa
Gaag, Nikki van der. Because I Am a Girl the State of the World's Girls 2011: So, What About Boys? Surrey: New Internationalist publications Limited.
MLA (9th ed.) Zitazioa
Gaag, Nikki van der. Because I Am a Girl the State of the World's Girls 2011: So, What About Boys? New Internationalist publications Limited.
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