APA Style
Mullen, G, E, A, G, L. (2020).
An elementary transition to abstract mathematics .
Boca Raton:
CRC Press Taylor & Francis Group.
MLA Style
Mullen, Gove, Effinger, And, Gary, L..
"An elementary transition to abstract mathematics".
Boca Raton:
CRC Press Taylor & Francis Group,
2020.
Text.