APA (7th ed.) Citation

Travers, P. L. (1967). Mary Poppins abre la puerta (3. ed.). Editorial Juventud.

Chicago Style (17th ed.) Citation

Travers, P. L. Mary Poppins Abre La Puerta. 3. ed. Barcelona: Editorial Juventud, 1967.

MLA (9th ed.) Citation

Travers, P. L. Mary Poppins Abre La Puerta. 3. ed. Editorial Juventud, 1967.

Warning: These citations may not always be 100% accurate.