Book of the Vespa Gs150, Gs160 & Ss180 1955-1968 : Thorpe, J, Clymer, Floyd, Velocepress: Amazon.sg: Books
SECOND BOOK OF THE VESPA ALL 125cc & 150cc MODELS 1959-1963 ALL GS150 MODELS VSI-VS5 1955-1963: Thorpe, J, Clymer, Floyd, VelocePress: 9781588501226: Amazon.com: Books