APA (7th ed.) Citation

Gárdonyi, G., & Kopócs, T. A mindentudó kalap.

Chicago Style (17th ed.) Citation

Gárdonyi, Géza, and Tibor Kopócs. A Mindentudó Kalap.

MLA (9th ed.) Citation

Gárdonyi, Géza, and Tibor Kopócs. A Mindentudó Kalap.

Warning: These citations may not always be 100% accurate.