APA (7th ed.) Citation

Ramos, T., Gomes, M. I., & Barbosa-Póvoa, A. P. (2014). Planning waste cooking oil collection systems.

Chicago Style (17th ed.) Citation

Ramos, T., M. I. Gomes, and A. P. Barbosa-Póvoa. Planning Waste Cooking Oil Collection Systems. 2014.

MLA (8th ed.) Citation

Ramos, T., et al. Planning Waste Cooking Oil Collection Systems. 2014.