APA (7th ed.) Citation

Thompson, D. (1974). An economic and social atlas of Maryland. Univ. of Maryland, Dept. of Geography.

Chicago Style (17th ed.) Citation

Thompson, Derek. An Economic and Social Atlas of Maryland. College Park, Md: Univ. of Maryland, Dept. of Geography, 1974.

MLA (9th ed.) Citation

Thompson, Derek. An Economic and Social Atlas of Maryland. Univ. of Maryland, Dept. of Geography, 1974.

Warning: These citations may not always be 100% accurate.