एपीए उद्धरण

Learning systems limited. Inerpretation and construction of break even charts. Industrial training and publishing division.

शिकागो स्टाइल उद्धरण

Learning systems limited. Inerpretation and Construction of Break Even Charts. Oxford: Industrial training and publishing division.

एमएलए उद्धरण

Learning systems limited. Inerpretation and Construction of Break Even Charts. Industrial training and publishing division.