APA (7th ed.) Citation

Page, J. S. (1999). Estimator's piping man-hour manual (5th ed.). Gulf Professional Pub..

Chicago Style (17th ed.) Citation

Page, John S. Estimator's Piping Man-hour Manual. 5th ed. Houston, TX: Gulf Professional Pub., 1999.

MLA (8th ed.) Citation

Page, John S. Estimator's Piping Man-hour Manual. 5th ed. Gulf Professional Pub., 1999.

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