APA (7th ed.) Citation

Lake Survey Center, National Ocean Survey, & United States. National Ocean Service. Great Lakes water levels. Lake Survey Center.

Chicago Style (17th ed.) Citation

Lake Survey Center, National Ocean Survey, and United States. National Ocean Service. Great Lakes Water Levels. Detroit, Mich.: Lake Survey Center.

MLA (9th ed.) Citation

Lake Survey Center, et al. Great Lakes Water Levels. Lake Survey Center.