Wenbo, L. (2013). Opa application development: A rapid and secure web development framework to develop web applications quickly and easily in Opa. Packt Pub..
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Wenbo, Li. Opa Application Development: A Rapid and Secure Web Development Framework to Develop Web Applications Quickly and Easily in Opa. Birmingham: Packt Pub., 2013.
MLA -ийн эшлэл (9 дэх хэвлэлт)Wenbo, Li. Opa Application Development: A Rapid and Secure Web Development Framework to Develop Web Applications Quickly and Easily in Opa. Packt Pub., 2013.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.