APA Citatie

Heller, E. D. (1971). Value management: Value engineering and cost reduction. Addison - Wesley.

Chicago Style citaat

Heller, Edward D. Value Management: Value Engineering and Cost Reduction. London: Addison - Wesley, 1971.

MLA citatie

Heller, Edward D. Value Management: Value Engineering and Cost Reduction. Addison - Wesley, 1971.

Let op: Deze citaties zijn niet altijd 100% accuraat.