APA (7th ed.) Citation

Continental Map Company. (1976). McAllen. [publisher not identified].

Chicago Style (17th ed.) Citation

Continental Map Company. McAllen. Austin, Tex.: [publisher not identified], 1976.

MLA (9th ed.) Citation

Continental Map Company. McAllen. [publisher not identified], 1976.

Warning: These citations may not always be 100% accurate.