APA (7th ed.) Citation

Bell, K. L., Paden, F. F., & Schaffrath, S. D. (1981). Building English skills: Aqua level. McDougal, Littell & Co..

Chicago Style (17th ed.) Citation

Bell, Kathleen L., Frances Freeman Paden, and Sasan Duffy Schaffrath. Building English Skills: Aqua Level. Evanston, Illinois: McDougal, Littell & Co., 1981.

MLA (9th ed.) Citation

Bell, Kathleen L., et al. Building English Skills: Aqua Level. McDougal, Littell & Co., 1981.