APA (7th ed.) Citation

Liljedahl, P., Santos-Trigo, M., Malaspina, U., & Bruder, R. (2016). Problem Solving in Mathematics Education. Springer Nature.

Chicago Style (17th ed.) Citation

Liljedahl, Peter, Manuel Santos-Trigo, Uldarico Malaspina, and Regina Bruder. Problem Solving in Mathematics Education. Cham: Springer Nature, 2016.

MLA (9th ed.) Citation

Liljedahl, Peter, et al. Problem Solving in Mathematics Education. Springer Nature, 2016.