APA (7th ed.) Citation

Estrada , G., & Perez Castro , E. Sindicalismo. [s.n.].

Chicago Style (17th ed.) Citation

Estrada , Guillermo, and Eduardo Perez Castro. Sindicalismo. [s.n.].

MLA (8th ed.) Citation

Estrada , Guillermo, and Eduardo Perez Castro. Sindicalismo. [s.n.].

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