APA (7th ed.) Citation

Ruttkay, A. Sedemdesiate narodeniny PhDr. Bela Pollu, CSc.

Chicago Style (17th ed.) Citation

Ruttkay, Alexander. Sedemdesiate Narodeniny PhDr. Bela Pollu, CSc.

MLA (9th ed.) Citation

Ruttkay, Alexander. Sedemdesiate Narodeniny PhDr. Bela Pollu, CSc.

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