APA (7th ed.) Citation

Geological Survey, Philbin, P. W., & McCaslin, W. E. (1967). Aeromagnetic map of part of the Beechwood quadrangle, Michigan and Wisconsin. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey, P. W. Philbin, and W. E. McCaslin. Aeromagnetic Map of Part of the Beechwood Quadrangle, Michigan and Wisconsin. Washington, D.C.: The Survey, 1967.

MLA (8th ed.) Citation

Geological Survey, et al. Aeromagnetic Map of Part of the Beechwood Quadrangle, Michigan and Wisconsin. The Survey, 1967.