APA (7th ed.) Citation

Ferreira, E. P., Nicola, S., & Figueiredo, I. (2013). Peer Instruction method in introductory math courses.

Chicago Style (17th ed.) Citation

Ferreira, Eduarda Pinto, Susana Nicola, and Isabel Figueiredo. Peer Instruction Method in Introductory Math Courses. 2013.

MLA (8th ed.) Citation

Ferreira, Eduarda Pinto, et al. Peer Instruction Method in Introductory Math Courses. 2013.