APA (7th ed.) Citation

O'Neill, R., Anger, L., & Davy, K. (1981). AKL beginning. Longman.

Chicago Style (17th ed.) Citation

O'Neill, Robert, Larry Anger, and Karen Davy. AKL Beginning. New York: Longman, 1981.

MLA (9th ed.) Citation

O'Neill, Robert, et al. AKL Beginning. Longman, 1981.