Watch Tower Bible and Tract Society, Watch Tower Bible and Tract Society of Pennsylvania, Watch Tower Bible and Tract Society, Canadian Branch, & Watchtower Bible and Tract Society of New York. (1939). The Watchtower. Watch Tower Bible & Tract Society.
Chicago Style (17th ed.) CitationWatch Tower Bible and Tract Society, Watch Tower Bible and Tract Society of Pennsylvania, Canadian Branch Watch Tower Bible and Tract Society, and Watchtower Bible and Tract Society of New York. The Watchtower. Brooklyn, N.Y.: Watch Tower Bible & Tract Society, 1939.
MLA (9th ed.) CitationWatch Tower Bible and Tract Society, et al. The Watchtower. Watch Tower Bible & Tract Society, 1939.
Warning: These citations may not always be 100% accurate.