APA (7th ed.) Citation

Gibson, J. R. (2000). Russian imperial expansion: 1550s - 1880s ; a comparative overview. Dept. of Geography, York Univ.

Chicago Style (17th ed.) Citation

Gibson, James R. Russian Imperial Expansion: 1550s - 1880s ; a Comparative Overview. Toronto: Dept. of Geography, York Univ, 2000.

MLA (9th ed.) Citation

Gibson, James R. Russian Imperial Expansion: 1550s - 1880s ; a Comparative Overview. Dept. of Geography, York Univ, 2000.