Maier, C. T. (2011). Caterpillars on the foliage of conifers in the northeastern United States (revised) (Revised June 2011.). Forest Health Technology Enterprise Team.
Chicago Style (17th ed.) CitationMaier, Chris T. Caterpillars on the Foliage of Conifers in the Northeastern United States (revised). Revised June 2011. [Morgantown, West Virginia]: Forest Health Technology Enterprise Team, 2011.
MLA (9th ed.) CitationMaier, Chris T. Caterpillars on the Foliage of Conifers in the Northeastern United States (revised). Revised June 2011. Forest Health Technology Enterprise Team, 2011.
Warning: These citations may not always be 100% accurate.