APA (7th ed.) Citation

Gutierrez Carrión, L. 30 years later. Contributions from the SENA Technical Unit.

Chicago Style (17th ed.) Citation

Gutierrez Carrión, Lucila. 30 Years Later. Contributions from the SENA Technical Unit.

MLA (9th ed.) Citation

Gutierrez Carrión, Lucila. 30 Years Later. Contributions from the SENA Technical Unit.

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