United States. Congress. Senate. Committee on Patents & ProQuest (Firm). (1938). Registration of collective trade-marks. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Registration of Collective Trade-marks. Washington: [publisher not identified], 1938.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Patents and ProQuest (Firm). Registration of Collective Trade-marks. [publisher not identified], 1938.
Warning: These citations may not always be 100% accurate.