United States. Federal Horticultural Board. (1914). Amendment No. 1 to Rules and regulations governing interstate movement of potatoes from areas quarantined for powdery scab. GPO.
Chicago Style (17th ed.) CitationUnited States. Federal Horticultural Board. Amendment No. 1 to Rules and Regulations Governing Interstate Movement of Potatoes from Areas Quarantined for Powdery Scab. [Washington]: GPO, 1914.
MLA (9th ed.) CitationUnited States. Federal Horticultural Board. Amendment No. 1 to Rules and Regulations Governing Interstate Movement of Potatoes from Areas Quarantined for Powdery Scab. GPO, 1914.
Warning: These citations may not always be 100% accurate.