Cita APA

Martz Rojas, P., Carpenter Fries, C., & Hull, A. L. 1. (1952). Fries American English series. Boston: Heath.

Citación estilo Chicago

Martz Rojas, Pauline, Charles Carpenter Fries, y Adrian L. 1898- Hull. Fries American English Series. Boston: Heath, 1952.

Cita MLA

Martz Rojas, Pauline, Charles Carpenter Fries, y Adrian L. 1898- Hull. Fries American English Series. Boston: Heath, 1952.