APA (7th ed.) Citation

Wallace, E., & Andonard, M. (1949). El secreto del alfiler: (The chue of the new pin). Maucci.

Chicago Style (17th ed.) Citation

Wallace, Edgar, and Mercedes Andonard. El Secreto Del Alfiler: (The Chue of the New Pin). Barcelona: Maucci, 1949.

MLA (9th ed.) Citation

Wallace, Edgar, and Mercedes Andonard. El Secreto Del Alfiler: (The Chue of the New Pin). Maucci, 1949.