Chapin, F. S., & Hightower, H. C. (1966). Household activity systems: A pilot investigation. Center for Urban and Regional Studies, Institute for Research in Social Science, University of North Carolina.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিChapin, Francis Stuart, এবং Henry C. Hightower. Household Activity Systems: A Pilot Investigation. Chapel Hill: Center for Urban and Regional Studies, Institute for Research in Social Science, University of North Carolina, 1966.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিChapin, Francis Stuart, এবং Henry C. Hightower. Household Activity Systems: A Pilot Investigation. Center for Urban and Regional Studies, Institute for Research in Social Science, University of North Carolina, 1966.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.