MLA

Haanel, Eugene, 1841-1927. Magnetic survey, Calabogie Mine, Bagot Township, Renfrew County : vertical intensity / Eugene Haanel, Superintendent of Mines ; surveyed by E. Nystrom.. BRBL_00382. [1905?]. https://collections.library.yale.edu/catalog/15827330.

APA, 6th edition

Haanel, Eugene, 1841-1927. (["BRBL_00382"])([1905?])[Magnetic survey, Calabogie Mine, Bagot Township, Renfrew County : vertical intensity / Eugene Haanel, Superintendent of Mines ; surveyed by E. Nystrom.]. https://collections.library.yale.edu/catalog/15827330.