Lightwood, M. B. (1972). Public and business planning in the United States: A bibliography. Gale Research Company.
Chicago-Zitierstil (17. Ausg.)Lightwood, Martha B. Public and Business Planning in the United States: A Bibliography. Detroit: Gale Research Company, 1972.
MLA-Zitierstil (9. Ausg.)Lightwood, Martha B. Public and Business Planning in the United States: A Bibliography. Gale Research Company, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.