MLA

King, W. B. (civil engineer). Map of lands owned by R.E. Montgomery in Martin and Andrews County, Texas / surveyed by W.B. King, civil engineer ; drawn by M. Stakemann, draughtsman ; lithographed by A. Gast & Co.. BRBL_00529. 1880?]. https://collections.library.yale.edu/catalog/15811547.

APA, 6th edition

King, W. B. (civil engineer). (["BRBL_00529"])(1880?])[Map of lands owned by R.E. Montgomery in Martin and Andrews County, Texas / surveyed by W.B. King, civil engineer ; drawn by M. Stakemann, draughtsman ; lithographed by A. Gast & Co.]. https://collections.library.yale.edu/catalog/15811547.