APA (7th ed.) Citation

Trapp, H. Hydrogeologic framework of the northern Atlantic Coastal Plain in parts of North Carolina, Virginia, Maryland, Delaware, New Jersey, and New York. United States Gov. Print. Off.

Chicago Style (17th ed.) Citation

Trapp, Henry. Hydrogeologic Framework of the Northern Atlantic Coastal Plain in Parts of North Carolina, Virginia, Maryland, Delaware, New Jersey, and New York. Washington: United States Gov. Print. Off.

MLA (9th ed.) Citation

Trapp, Henry. Hydrogeologic Framework of the Northern Atlantic Coastal Plain in Parts of North Carolina, Virginia, Maryland, Delaware, New Jersey, and New York. United States Gov. Print. Off.