Consolmagno, Guy
Davis, Dan M.
Turn left at Orion : a hundred night sky objects to see in a small telescope and how to find them / Guy Consolmagno, Dan M. Davis . - 3rd ed . - Cambridge : University Press, 2001 repr . - 224 p. : il.


ISBN 0-521-78190-6.

Astronomia--Manuais

CDU 52(075)