APA (7th ed.) Citation

Landa, P., Kokoska, L., Marsik, P., Rada, V., & Vanek, T. In vitro anti-microbial activity of extracts from the callus cultures of some Nigella species.

Chicago Style (17th ed.) Citation

Landa, Premysl, Ladislav Kokoska, Petr Marsik, Vojtech Rada, and Tomas Vanek. In Vitro Anti-microbial Activity of Extracts from the Callus Cultures of Some Nigella Species.

MLA (9th ed.) Citation

Landa, Premysl, et al. In Vitro Anti-microbial Activity of Extracts from the Callus Cultures of Some Nigella Species.

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