APA aipamena

Gottlob, G., Kolaitis, P., & Schwentick, T. (2000). Existential Second−Order Logic over Graphs: Charting the Tractability Frontier.

Chicago Style aipamena

Gottlob, G., P. Kolaitis, and T. Schwentick. Existential Second−Order Logic over Graphs: Charting the Tractability Frontier. 2000.

MLA aipamena

Gottlob, G., et al. Existential Second−Order Logic over Graphs: Charting the Tractability Frontier. 2000.