Vance, R. (2017). Professional android 4. Packt Publishing.
Trích dẫn kiểu ChicagoVance, Rebecca. Professional Android 4. Packt Publishing, 2017.
MLA引文Vance, Rebecca. Professional Android 4. Packt Publishing, 2017.
警告：这些引文格式不一定是100％准确.
APA引文