APA (7th ed.) Citation

Martínez Fontes, E., & Parodiz, J. J. (1949). Guia de naturalistas sudamericanos. [publisher not identified].

Chicago Style (17th ed.) Citation

Martínez Fontes, Elena, and Juan J. Parodiz. Guia De Naturalistas Sudamericanos. Buenos Aires: [publisher not identified], 1949.

MLA (9th ed.) Citation

Martínez Fontes, Elena, and Juan J. Parodiz. Guia De Naturalistas Sudamericanos. [publisher not identified], 1949.