Williams, R. D., & Hanks, S. H. Hardwood nurseryman's guide.
Chicago Style (17th ed.) CitationWilliams, Robert Dale, and Sidney H. Hanks. Hardwood Nurseryman's Guide.
MLA (9th ed.) CitationWilliams, Robert Dale, and Sidney H. Hanks. Hardwood Nurseryman's Guide.
Warning: These citations may not always be 100% accurate.