APA (7th ed.) Citation

Waltermann, L., & Dirx, W. (1962). Navidad hoy. Guadarrama.

Chicago Style (17th ed.) Citation

Waltermann, Leo, and Willi Dirx. Navidad Hoy. Madrid: Guadarrama, 1962.

MLA (9th ed.) Citation

Waltermann, Leo, and Willi Dirx. Navidad Hoy. Guadarrama, 1962.

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