APA (7 ম সংস্করণ) উদ্ধৃতি

British Standards Institution. (1975). Specification for engineers' comparators for external measurement (2nd revision.). B.S.I..

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

British Standards Institution. Specification for Engineers' Comparators for External Measurement. 2nd revision. London: B.S.I., 1975.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

British Standards Institution. Specification for Engineers' Comparators for External Measurement. 2nd revision. B.S.I., 1975.