APA

Connolly Cross D., . (1989). Reading selections 2. México: Panorama.

Chicago

Connolly Cross David, . 1989. Reading selections 2. México: Panorama.

Harvard

Connolly Cross D., . (1989). Reading selections 2. México: Panorama.

MLA

Connolly Cross David, . Reading selections 2. México: Panorama. 1989.