APA (7th ed.) Citation

Bright, J. A., & McGregor, G. P. (1970). Teaching english as a second language: Theory and techniques for the secondary stage. Longman.

Chicago Style (17th ed.) Citation

Bright, J. A., and G. P. McGregor. Teaching English as a Second Language: Theory and Techniques for the Secondary Stage. Essex: Longman, 1970.

MLA (9th ed.) Citation

Bright, J. A., and G. P. McGregor. Teaching English as a Second Language: Theory and Techniques for the Secondary Stage. Longman, 1970.