Cita APA (7th ed.)

GERBER, P. L. (1969). Lessons in language. Wadsworth.

Cita Chicago (17th ed.)

GERBER, Philip L. Lessons in Language. Belmont: Wadsworth, 1969.

Cita MLA (9th ed.)

GERBER, Philip L. Lessons in Language. Wadsworth, 1969.