Kreh, S. R. (1983). Advanced masonry skills. Delmar Publishers.
Chicago Style (17th ed.) CitationKreh, Sr. R.T. Advanced Masonry Skills. Delmar Publishers, 1983.
MLA (8th ed.) CitationKreh, Sr. R.T. Advanced Masonry Skills. Delmar Publishers, 1983.
Warning: These citations may not always be 100% accurate.