APA (7 ম সংস্করণ) উদ্ধৃতি

Não informado. (1978). International Building Services Abstracts. Building Services Research and Information Association.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Não informado. International Building Services Abstracts. Bracknell, Inglaterra: Building Services Research and Information Association, 1978.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Não informado. International Building Services Abstracts. Building Services Research and Information Association, 1978.

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