Cita APA (7a ed.)

Ferreira, L. A. (1978). Verbs in action: Intermadiate drills. Newbury House.

Cita Chicago Style (17a ed.)

Ferreira, Linda A. Verbs in Action: Intermadiate Drills. Rowley, Mass: Newbury House, 1978.

Cita MLA (9a ed.)

Ferreira, Linda A. Verbs in Action: Intermadiate Drills. Newbury House, 1978.