Herbert, R. D. (1989). Roofing: Design criteria, options, selection. R.S. Means Co..
Chicago Style (17th ed.) CitationHerbert, R. D. Roofing: Design Criteria, Options, Selection. Kingston, MA: R.S. Means Co., 1989.
MLA (9th ed.) CitationHerbert, R. D. Roofing: Design Criteria, Options, Selection. R.S. Means Co., 1989.
Warning: These citations may not always be 100% accurate.