APA (7th ed.) Citation

Easton, J., & Chambers, W. T. (1907). Map of Chicago Heights, Cook County, Ill. [Real Estate Exchange?].

Chicago Style (17th ed.) Citation

Easton, James, and William Trout Chambers. Map of Chicago Heights, Cook County, Ill. [Chicago Heights, Ill.?]: [Real Estate Exchange?], 1907.

MLA (8th ed.) Citation

Easton, James, and William Trout Chambers. Map of Chicago Heights, Cook County, Ill. [Real Estate Exchange?], 1907.

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