APA Style
Safford-Ramus, K. et al (2016).
The Troika of Adult Learners, Lifelong Learning, and Mathematics .
Cham:
Springer.
MLA Style
Safford-Ramus, Katherine. et al.
"The Troika of Adult Learners, Lifelong Learning, and Mathematics".
Cham:
Springer,
2016.
Text.