APA (7th ed.) Citation

Álvarez Olivera, P. A., & Varona Torres, J. C. Silvicultura.

Chicago Style (17th ed.) Citation

Álvarez Olivera, Pedro A., and Julio C. Varona Torres. Silvicultura.

MLA (8th ed.) Citation

Álvarez Olivera, Pedro A., and Julio C. Varona Torres. Silvicultura.

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