Cita APA (7th ed.)

Longacre, R. F. (1973). Grammar discovery procedures: A field manual. Mouton.

Cita Chicago (17th ed.)

Longacre, Robert F. Grammar Discovery Procedures: A Field Manual. The Hague ; Paris: Mouton, 1973.

Cita MLA (9th ed.)

Longacre, Robert F. Grammar Discovery Procedures: A Field Manual. Mouton, 1973.