APA (7th ed.) Citation

Alvarez, P., Escalona, I., & Pulgarin, A. (2000). What Is Wrong with Obsolescence?

Chicago Style (17th ed.) Citation

Alvarez, Pedro, Isabel Escalona, and Antonio Pulgarin. What Is Wrong with Obsolescence? 2000.

MLA (9th ed.) Citation

Alvarez, Pedro, et al. What Is Wrong with Obsolescence? 2000.