Cita APA

Elsworth, S., & Walker, E. (1986). Grammar practice for intermediate students.

Citación estilo Chicago

Elsworth, Steve, and Elaine Walker. Grammar Practice for Intermediate Students. Hyderabad, Orient Longman, 1986.

Cita MLA

Elsworth, Steve, and Elaine Walker. Grammar Practice for Intermediate Students. 1986.

Warning: These citations may not always be 100% accurate.