APA citáció

Kovalchuk Andrey. (1999). Free-living ciliates of river Tisa and its tributaries.

Chicago Style (17th ed.) Citation

Kovalchuk Andrey. Free-living Ciliates of River Tisa and Its Tributaries. 1999.

MLA idézés

Kovalchuk Andrey. Free-living Ciliates of River Tisa and Its Tributaries. 1999.