APA (7th ed.) Citation

Uribe-Echebarría Díaz, P. (1981). Pteridofitos alaveses. [s.n.].

Chicago Style (17th ed.) Citation

Uribe-Echebarría Díaz, Pedro. Pteridofitos Alaveses. Vitoria: [s.n.], 1981.

MLA (9th ed.) Citation

Uribe-Echebarría Díaz, Pedro. Pteridofitos Alaveses. [s.n.], 1981.

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