APA (7th ed.) Citation

Scott, W. A., & Ytreberg, L. H. (1990). Teaching english to children. Longman.

Chicago Style (17th ed.) Citation

Scott, Wendy A., and Lisbeth H. Ytreberg. Teaching English to Children. London [etc.]: Longman, 1990.

MLA (9th ed.) Citation

Scott, Wendy A., and Lisbeth H. Ytreberg. Teaching English to Children. Longman, 1990.