Mapping procedures for Canadian one-inch topographical maps prior to World War II /
by L.M. Sebert.

APA Citation

Sebert, L. M. (1970). Mapping procedures for Canadian one-inch topographical maps prior to World War II. Ottawa, Canada: Dept. of Energy, Mines, and Resources.

MLA Citation

Sebert, L. M. Mapping Procedures for Canadian One-inch Topographical Maps Prior to World War II. Ottawa, Canada: Dept. of Energy, Mines, and Resources, 1970.

Warning: These citations may not always be complete (especially for serials).