Gaya APA

McCallum, George P.. (1983). Idiom Drills . New York: Harper & Row, Publisher, Inc.

Gaya Chicago

McCallum, George P.. Idiom Drills. New York: Harper & Row, Publisher, Inc, 1983. Text.

Gaya MLA

McCallum, George P.. Idiom Drills. New York: Harper & Row, Publisher, Inc, 1983. Text.

Gaya Turabian

McCallum, George P.. Idiom Drills. New York: Harper & Row, Publisher, Inc, 1983. Print.