APA (7th ed.) Citation

The Linguaphone Institute. (1985). English course: Text. Linguaphone Institute Ltd..

Chicago Style (17th ed.) Citation

The Linguaphone Institute. English Course: Text. London: Linguaphone Institute Ltd., 1985.

MLA (9th ed.) Citation

The Linguaphone Institute. English Course: Text. Linguaphone Institute Ltd., 1985.

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