Gashua, sheet 41 Nigeria 1:100,000 / Drawn & reproduced by Federal Surveys, Nigeria, 1961.

Chicago citation style
Nigeria. Federal Surveys. Gashua, sheet 41 Nigeria 1:100,000 / Drawn & reproduced by Federal Surveys, Nigeria, 1961.. 1961. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/25178. (Accessed March 28, 2024.)
APA citation style
Nigeria. Federal Surveys, (1961) Gashua, sheet 41 Nigeria 1:100,000 / Drawn & reproduced by Federal Surveys, Nigeria, 1961.. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/25178
MLA citation style
Nigeria. Federal Surveys. Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/25178>.
Note: These citations are programmatically generated and may be incomplete.