龚勋. (2012). 哇！酷车: WOW! cool car. 重庆出版社.
Chicago Style aipamena龚勋. 哇！酷车: WOW! Cool Car. 重庆出版社, 2012.
MLA aipamena龚勋. 哇！酷车: WOW! Cool Car. 重庆出版社, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
龚勋. (2012). 哇！酷车: WOW! cool car. 重庆出版社.
Chicago Style aipamena龚勋. 哇！酷车: WOW! Cool Car. 重庆出版社, 2012.
MLA aipamena龚勋. 哇！酷车: WOW! Cool Car. 重庆出版社, 2012.