TY  - BOOK
ED  - British Standards Institution
TI  - Testing aggregates
SN  - 0580165337
PY  - 1988///
CY  - Milton Keynes
PB  - BSI
KW  - Aggregates (Building materials)
KW  - Testing
KW  - Standards
N1  - 'British Standard, BS 5950 - 117 : 1988'--Cover
ER  -