APA ציטוט

Afshari, B., Barmpalias, G., Cooper, S., & Stephan, F. (2007). Post's programme for the Ershov hierarchy.

Chicago Style (17th ed.) Citation

Afshari, B., G. Barmpalias, S. Cooper, and F. Stephan. Post's Programme for the Ershov Hierarchy. 2007.

ציטוט MLA

Afshari, B., et al. Post's Programme for the Ershov Hierarchy. 2007.