Intelligence service. No. 4 (6th May, 1926: 6 pm).
Chicago Style (17th ed.) CitationIntelligence Service. No. 4 (6th May, 1926: 6 Pm).
MLA (8th ed.) CitationIntelligence Service. No. 4 (6th May, 1926: 6 Pm).
Warning: These citations may not always be 100% accurate.