Cita APA

Laubach, F. C., Kirk, E. M., & Laubach, R. S. (1969). The new streamlined English series. New Readers Press.

Citación estilo Chicago

Laubach, Frank Charles, Elizabeth Mooney Kirk, and Robert S. Laubach. The New Streamlined English Series. Syracuse: New Readers Press, 1969.

Cita MLA

Laubach, Frank Charles, et al. The New Streamlined English Series. New Readers Press, 1969.