TY  - BOOK
AU  - Bennett,Arthur G.
AU  - Blumlein,Simon J.L.
TI  - Ophthalmic prescription work: a manual for ophthalmic practitioners and receptionists, dispensingopticians and personnel engaged in the ophthalmic optical industry 
SN  - 0407934138
PY  - 1980///
CY  - London
PB  - Butterworths
KW  - Eyeglasses
ER  -