Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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