APA (7th ed.) Citation

Ibáñez Walker, P. (1980). Castellano 4. Arrayán.

Chicago Style (17th ed.) Citation

Ibáñez Walker, Paula. Castellano 4. Santiago: Arrayán, 1980.

MLA (9th ed.) Citation

Ibáñez Walker, Paula. Castellano 4. Arrayán, 1980.