Gómez P., L. D. (1968). A First Report of Fossil Fern-like Pteropsida from Costa Rica.
Chicago Style CitationGómez P., Luis Diego. A First Report of Fossil Fern-like Pteropsida From Costa Rica. 1968.
Cita MLAGómez P., Luis Diego. A First Report of Fossil Fern-like Pteropsida From Costa Rica. 1968.
Atenció: Aquestes cites poden no estar 100% correctes.