George F.R. Ellis and Ruth M. Williams ; diagrams by Mauro Carfora

Oxford University Press 2000 2nd ed

: hard , : pbk

Available at 16 libraries

George F.R. Ellis and Ruth M. Williams ; diagrams by Mauro Carfora

Clarendon Press , Oxford University Press 1988

: hard , : pbk

Available at 27 libraries

Arnold Perlmutter, Geoffrey J. Iverson and Ruth M. Williams

Gordon and Breach c1970

Available at 12 libraries