Cita APA (7th ed.)

Longacre, R. E. (1968). Grammar discovery procedures: A field manual (1a. ed.). Mouton.

Cita Chicago (17th ed.)

Longacre, Robert E. Grammar Discovery Procedures: A Field Manual. 1a. ed. La Haya: Mouton, 1968.

Cita MLA (9th ed.)

Longacre, Robert E. Grammar Discovery Procedures: A Field Manual. 1a. ed. Mouton, 1968.