APA Style
Barry, R, T, A.
(2000).
Houghton Mifflin Math Steps: Level 1
.
Massachusetts:
Houghton Mifflin.
MLA Style
Barry, Rosemary, Theresa...[et, Al.].
"Houghton Mifflin Math Steps: Level 1".
Massachusetts:
Houghton Mifflin,
2000.
BOOK.