TY  - BOOK
AU  - Layton  T.B., x
AU  - x
TI  - An  industry  Of  health being  an  exposition  of  assumption b: x
SN  - x
U1  - 614.0942/LAI 
PY  - 1944///
CY  - Lond
PB  - Heinemann
KW  - Public  Health  Gt.  Brit
KW  - Public  Health
ER  -