APA (7th ed.) Citation

Walker, F. R. (1986). The building estimator's reference book ([22nd ed.].). Frank R. Walker.

Chicago Style (17th ed.) Citation

Walker, Frank Rabold. The Building Estimator's Reference Book. [22nd ed.]. Chicago, Ill: Frank R. Walker, 1986.

MLA (9th ed.) Citation

Walker, Frank Rabold. The Building Estimator's Reference Book. [22nd ed.]. Frank R. Walker, 1986.