TY  - GEN
AU  - Heizer , Jay 
TI  - Operations Management: Sustainabilty and Supply Chain Management  
SN  - 1202148632
AV  - TS 155 HEI 2017 
PY  - 2017///
CY  - Harlow Essex 
PB  - Pearson Education Limited 
KW  - Management
N1  - Previuos edition 2014
ER  -