APA (7th ed.) Citation

Styk, B., Vetrák, J., Borecký, L., Fuchsberger, N., Hájnická, V., & Lackovič, V. CONTRIBUTION TO THE PROBLEM OF PURITY OF INTERFERON PREPARATIONS.

Chicago Style (17th ed.) Citation

Styk, B., J. Vetrák, Ladislav Borecký, N. Fuchsberger, V. Hájnická, and V. Lackovič. CONTRIBUTION TO THE PROBLEM OF PURITY OF INTERFERON PREPARATIONS.

MLA (9th ed.) Citation

Styk, B., et al. CONTRIBUTION TO THE PROBLEM OF PURITY OF INTERFERON PREPARATIONS.