APA引文

Mitchell, S. A. (1860). Map of Oregon, Washington, and part of British Columbia. s.n.].

Chicago Style (17th ed.) Citation

Mitchell, S. Augustus. Map of Oregon, Washington, and Part of British Columbia. [S.l.: s.n.], 1860.

MLA引文

Mitchell, S. Augustus. Map of Oregon, Washington, and Part of British Columbia. s.n.], 1860.

警告：這些引文格式不一定是100％准確.