TY  - BOOK
AU  - Wellnhofer Peter
TI  - The illustrated encyclopedia of pterosaurs
SN  - 0861015665
AV  - QE862.P7 
U1  - 567.9/7 
PY  - 1991///
CY  - London, Dunton Green, Sevenoaks, Kent
PB  - Salamander Books Ltd., Distributed in the UK by Hodder & Stoughton Services
KW  - Pterosauria
KW  - Encyclopedias
N1  - Includes bibliographical references and index
ER  -