APA引文

Ehlers. (2013). Open Learning Cultures (1.). Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Ehlers. Open Learning Cultures. 1. Springer Berlin Heidelberg, 2013.

MLA引文

Ehlers. Open Learning Cultures. 1. Springer Berlin Heidelberg, 2013.

警告：這些引文格式不一定是100％准確.