O'Mara, J. (1983). An historical geography of urban system development: Tidewater Virginia in the 18th century. Available from Dept. of Geography, Atkinson College, York University.
Chicago Style (17th ed.) CitationO'Mara, James. An Historical Geography of Urban System Development: Tidewater Virginia in the 18th Century. Downsview, Ont., Canada: Available from Dept. of Geography, Atkinson College, York University, 1983.
MLA (9th ed.) CitationO'Mara, James. An Historical Geography of Urban System Development: Tidewater Virginia in the 18th Century. Available from Dept. of Geography, Atkinson College, York University, 1983.
Warning: These citations may not always be 100% accurate.