Elsworth, S., & Walker, E. (1986). Grammar practice for intermediate students.
Dyfyniad Arddull ChicagoElsworth, Steve, and Elaine Walker. Grammar Practice for Intermediate Students. Hyderabad, Orient Longman, 1986.
Dyfyniad MLAElsworth, Steve, and Elaine Walker. Grammar Practice for Intermediate Students. 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.