Sporne, K. R. (1975). The Morphology of Pteridophytes: The Structure of Ferns and Allied Plants (4th ed.). Hutchinson.
Citación estilo ChicagoSporne, K. R. The Morphology of Pteridophytes: The Structure of Ferns and Allied Plants. 4th ed. London: Hutchinson, 1975.
Cita MLASporne, K. R. The Morphology of Pteridophytes: The Structure of Ferns and Allied Plants. 4th ed. Hutchinson, 1975.
Warning: These citations may not always be 100% accurate.