APA (7th ed.) Citation

Class, R. A., & Koehler, R. E. (1976). Current techniques in architectural practice. Published Jointly.

Chicago Style (17th ed.) Citation

Class, Robert Allan, and Robert E. Koehler. Current Techniques in Architectural Practice. Published Jointly, 1976.

MLA (8th ed.) Citation

Class, Robert Allan, and Robert E. Koehler. Current Techniques in Architectural Practice. Published Jointly, 1976.

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