Cita APA

Shepherd, J., Rossner, R., & Taylor, J. R. (1990). Ways to grammar: A modern english practice book. London: McMillan.

Citación estilo Chicago

Shepherd, John, Richard Rossner, and James R. Taylor. Ways to Grammar: A Modern English Practice Book. London: McMillan, 1990.

Cita MLA

Shepherd, John, Richard Rossner, and James R. Taylor. Ways to Grammar: A Modern English Practice Book. London: McMillan, 1990.