APA (7th ed.) Citation

Struszczyk, H., Niekraszewicz, A., & Plonka, Z. Bioactive chemical fibres.

Chicago Style (17th ed.) Citation

Struszczyk, H., A. Niekraszewicz, and Z. Plonka. Bioactive Chemical Fibres.

MLA (9th ed.) Citation

Struszczyk, H., et al. Bioactive Chemical Fibres.