APA Style
HART, WILLIAM L. (1954).
TRIGONOMETRY .
BOSTON:
DC HEATH AND COMPANY.
Chicago Style
HART, WILLIAM L.
TRIGONOMETRY.
BOSTON:
DC HEATH AND COMPANY,
1954.
Text.
MLA Style
HART, WILLIAM L.
TRIGONOMETRY.
BOSTON:
DC HEATH AND COMPANY,
1954.
Text.
Turabian Style
HART, WILLIAM L.
TRIGONOMETRY.
BOSTON:
DC HEATH AND COMPANY,
1954.
Print.