@book{573306,
	author = {KOTHNERT, G. V , KOLSTAD, C. K},
	title = {RAPID ELECTRICAL ESTIMATING AND PRICING , A HANDY QUICK MATHED OF DIRECTLY DETERMINING THE SALLING PRICES OF ELECTRICAL CONSTRUCTION},
	publisher = {MCGRAW HILL},
	year = {1986},
	address = {NEWYORK},
	edition = {4TH}
}