Tysdal, R. G., & Case, J. E. (1979). Geologic map of the Seward and Blying Sound quadrangles, Alaska. The Survey.
Chicago Style (17th ed.) CitationTysdal, Russell G., and James E. Case. Geologic Map of the Seward and Blying Sound Quadrangles, Alaska. Reston, Va.: The Survey, 1979.
MLA (9th ed.) CitationTysdal, Russell G., and James E. Case. Geologic Map of the Seward and Blying Sound Quadrangles, Alaska. The Survey, 1979.
Warning: These citations may not always be 100% accurate.