TY  - BOOK
AU  - Max Hamburgh
TI  - Theories of differentiation
SN  - 0-7131-2321-4
U1  - 574 
PY  - 1971///
CY  - London
PB  - Edward Arnold Limited
N1  - Max Hamburgh: Theories of differentiation.  London.  Edward Arnold Limited, 1971. 0-7131-2321-4--(574HAM)
ER  -