APA-ийн эшлэл(7 дахь хэвлэлт)

Eiter, T., & Gottlob, G. (1997). The Complexity Class Theta2p: Recent Results and Applications in AI and Modal Logic. Springer.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Eiter, T., ба G. Gottlob. The Complexity Class Theta2p: Recent Results and Applications in AI and Modal Logic. Springer, 1997.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Eiter, T., ба G. Gottlob. The Complexity Class Theta2p: Recent Results and Applications in AI and Modal Logic. Springer, 1997.