APA Style
ENGELSOHN, HAROLRD S. (1981).
TRIGONOMETRY .
New York:
MCGRAW-HILL BOOK COMPANY, INC.
Chicago Style
ENGELSOHN, HAROLRD S.
TRIGONOMETRY.
New York:
MCGRAW-HILL BOOK COMPANY, INC,
1981.
Text.
MLA Style
ENGELSOHN, HAROLRD S.
TRIGONOMETRY.
New York:
MCGRAW-HILL BOOK COMPANY, INC,
1981.
Text.
Turabian Style
ENGELSOHN, HAROLRD S.
TRIGONOMETRY.
New York:
MCGRAW-HILL BOOK COMPANY, INC,
1981.
Print.