(1927). Factors influencing yield of apples in Cumberland-Shenandoah region of Pennsylvania, Virginia, and West Virginia. [publisher not identified].
Chicago Style (17th ed.) CitationFactors Influencing Yield of Apples in Cumberland-Shenandoah Region of Pennsylvania, Virginia, and West Virginia. [Washington]: [publisher not identified], 1927.
MLA (9th ed.) CitationFactors Influencing Yield of Apples in Cumberland-Shenandoah Region of Pennsylvania, Virginia, and West Virginia. [publisher not identified], 1927.
Warning: These citations may not always be 100% accurate.