牛国庆 & 奥多比公司. (2014). Adobe Illustrator CC经典教程: Adobe Illustrator CC classroom in a book. 人民邮电出版社.
Chicago Style (17th ed.) Citation牛国庆 and 奥多比公司. Adobe Illustrator CC经典教程: Adobe Illustrator CC Classroom in a Book. 人民邮电出版社, 2014.
MLA (8th ed.) Citation牛国庆 and 奥多比公司. Adobe Illustrator CC经典教程: Adobe Illustrator CC Classroom in a Book. 人民邮电出版社, 2014.
Warning: These citations may not always be 100% accurate.