TY  - BOOK
AU  - Jamesa English
AU  - Harold G. Cassidy
TI  - Principles of Organic chemistry
PY  - 1956///
CY  - New york
PB  - McGraw- Hill 
KW  - OrganicChemistry
KW  - Organic ChemistryThe ParaffinsEthersThe Olefins
ER  -