Price, M. G. The pteridophytes of Mount Makiling and vicinity.
Cita Chicago (17th ed.)Price, Michael Greene. The Pteridophytes of Mount Makiling and Vicinity.
Cita MLA (9th ed.)Price, Michael Greene. The Pteridophytes of Mount Makiling and Vicinity.
Atenció: Aquestes cites poden no estar 100% correctes.