Scharff, R. (1982). Homeowner's guide to concrete and masonry. Ideals Pub.
Cita Chicago Style (17a ed.)Scharff, Robert. Homeowner's Guide to Concrete and Masonry. Milwaukee, Wis: Ideals Pub, 1982.
Cita MLA (9a ed.)Scharff, Robert. Homeowner's Guide to Concrete and Masonry. Ideals Pub, 1982.
Precaución: Estas citas no son 100% exactas.