APA (7th ed.) Citation

Duarte, F. M., & Covas, J. A. (2006). Multilayer plug assisted thermoforming: Concept and practical usefulness.

Chicago Style (17th ed.) Citation

Duarte, F. M., and J. A. Covas. Multilayer Plug Assisted Thermoforming: Concept and Practical Usefulness. 2006.

MLA (8th ed.) Citation

Duarte, F. M., and J. A. Covas. Multilayer Plug Assisted Thermoforming: Concept and Practical Usefulness. 2006.

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