Gaya APA
Beckmann, S. (2022).
Mathematics for elementary and middle school teachers : with activities (6th ed.).
Hoboken, NJ:
Pearson Education.
Gaya MLA
Beckmann, Sybilla.
"Mathematics for elementary and middle school teachers : with activities".
6th ed.
Hoboken, NJ:
Pearson Education,
2022.
Text.