6. Література

http://mobile.pidruchniki.ws/10310208/ekonomika/pokazniki_efektivnosti_vikoristannya_osnovnih_fondiv

http://library.if.ua/book/42/2948.html

http://lubbook.net/book_503_glava_1_Tema_1._Priroda_b%D1%96znesu_%D1%96_jj.html

http://uk.wikipedia.org/wiki/%D0%9F%D0%BE%D0%BA%D0%B0%D0%B7%D0%BD%D0%B8%D0%BA%D0%B8_%D1%84%D1%96%D0%BD%D0%B0%D0%BD%D1%81%D0%BE%D0%B2%D0%BE%D0%B3%D0%BE_%D1%81%D1%82%D0%B0%D0%BD%D1%83_%D0%BF%D1%96%D0%B4%D0%BF%D1%80%D0%B8%D1%94%D0%BC%D1%81%D1%82%D0%B2%D0%B0