Werth, J. T. (1980). Protecting, regulating, and reclaiming sand and gravel pits: A selected bibliography. CPL Bibliographies.
Chicago Style (17th ed.) CitationWerth, Joel T. Protecting, Regulating, and Reclaiming Sand and Gravel Pits: A Selected Bibliography. Chicago, Ill.: CPL Bibliographies, 1980.
MLA (9th ed.) CitationWerth, Joel T. Protecting, Regulating, and Reclaiming Sand and Gravel Pits: A Selected Bibliography. CPL Bibliographies, 1980.
Warning: These citations may not always be 100% accurate.