Li, W. (2013). Opa application development: A rapid and secure web development framework to develop web applications quickly and easily in Opa. Packt Publishing.
Chicago-Zitierstil (17. Ausg.)Li, Wenbo. Opa Application Development: A Rapid and Secure Web Development Framework to Develop Web Applications Quickly and Easily in Opa. Birmingham, UK: Packt Publishing, 2013.
MLA-Zitierstil (9. Ausg.)Li, Wenbo. Opa Application Development: A Rapid and Secure Web Development Framework to Develop Web Applications Quickly and Easily in Opa. Packt Publishing, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.