APA

Duran R. M., . (1997). Reading and understanding 1. Santafé de Bogotá: Mcgraw - Hill.

Chicago

Duran Rosa M, . 1997. Reading and understanding 1. Santafé de Bogotá: Mcgraw - Hill.

Harvard

Duran R. M., . (1997). Reading and understanding 1. Santafé de Bogotá: Mcgraw - Hill.

MLA

Duran Rosa M, . Reading and understanding 1. Santafé de Bogotá: Mcgraw - Hill. 1997.