TY  - BOOK
AU  - Bird,J.O.
AU  - May,A.J.C.
TI  - Technician mathematics: levels 4 and 5 
T2  - Longman technician series
SN  - 0582417627 (pbk.)
PY  - 1981///
CY  -  London
PB  - Longman
KW  - Engineering
KW  - Mathematics
ER  -