CALLAHAN, M. T. (1996). Architect And Engineer Liability Claims Against Design Professionals Second Edition Michael T. Callahan. Wiley law Publication.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCALLAHAN, Michael T. Architect And Engineer Liability Claims Against Design Professionals Second Edition Michael T. Callahan. Wiley law Publication, 1996.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিCALLAHAN, Michael T. Architect And Engineer Liability Claims Against Design Professionals Second Edition Michael T. Callahan. Wiley law Publication, 1996.
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