APA Style
W, P, M. (2013).
Study Smart: Mathematics Practice Tests Level 1 ages 6-7 (ORG) (1st edition).
Singapore:
Scholastic.
MLA Style
W, Priestley, Michael.
"Study Smart: Mathematics Practice Tests Level 1 ages 6-7 (ORG)".
1st edition
Singapore:
Scholastic,
2013.
Reference.