APA Style
Musser, G, L. et al (2004).
Essentials of Mathematics for Elementary Teachers (6th edition).
United States of America:
John Wiley & Sons.
MLA Style
Musser, Gary, L.. et al.
"Essentials of Mathematics for Elementary Teachers".
6th edition
United States of America:
John Wiley & Sons,
2004.
Textbook.