Helmers, D. L. (1992). Shorebird management manual. Manomet, MA: North American Waterfowl management Plan.
Chicago Style CitationHelmers, Douglas L. Shorebird Management Manual. Manomet, MA: North American Waterfowl management Plan, 1992.
MLA CitationHelmers, Douglas L. Shorebird Management Manual. Manomet, MA: North American Waterfowl management Plan, 1992.
Warning: These citations may not always be 100% accurate.