Cita APA

Engelmann, S., Steve Osborn, & Susan Hanner. (1989). Comprehension skills: Comprehension B1. U.S.: SRA/McGraw-Hill.

Citación estilo Chicago

Engelmann, Siegfried, Steve Osborn, y Susan Hanner. Comprehension Skills: Comprehension B1. U.S.: SRA/McGraw-Hill, 1989.

Cita MLA

Engelmann, Siegfried, Steve Osborn, y Susan Hanner. Comprehension Skills: Comprehension B1. U.S.: SRA/McGraw-Hill, 1989.