Gaya APA

BRENKE, William C.. (1943). Plane and sphenricial trigonometry . New York: The Dryden Press.

Gaya Chicago

BRENKE, William C.. Plane and sphenricial trigonometry. New York: The Dryden Press, 1943. Teks.

Gaya MLA

BRENKE, William C.. Plane and sphenricial trigonometry. New York: The Dryden Press, 1943. Teks.

Gaya Turabian

BRENKE, William C.. Plane and sphenricial trigonometry. New York: The Dryden Press, 1943. Teks.