Cita APA (7a ed.)

Bryant, M. (1953). English at work: Course one. (1a. ed.). Charles Scribner`s Sons.

Cita Chicago Style (17a ed.)

Bryant, Margaret. English at Work: Course One. 1a. ed. Estados Unidos: Charles Scribner`s Sons, 1953.

Cita MLA (9a ed.)

Bryant, Margaret. English at Work: Course One. 1a. ed. Charles Scribner`s Sons, 1953.