Gaya APA

St, B., Institution, A. (1965). British standards for steel pipe flanges and flanged fitting (Nominal sizes 1/2 in. to 24 in.) for the petroleum industry. BS. 1560 : 1958 (1965). : London : British Standards Institution,.

Gaya MLA

St, British., Institution, Ards. "British standards for steel pipe flanges and flanged fitting (Nominal sizes 1/2 in. to 24 in.) for the petroleum industry. BS. 1560 : 1958". 1965 : London : British Standards Institution,, 1965. Text.