** Online bookstore's shares BKG.AX climb as much as 3.9%
to A$2.43, biggest intraday pct gain since April 12
** BKG posts quarterly revenue of A$65 mln ($50.52 mln) vs
A$42.4 mln last year urn:newsml:reuters.com:*:nGLF9lDv0y
** Quarterly underlying earnings of A$4.2 mln vs A$1.1 mln
in the prior corresponding quarter
** Company says on track to achieve FY revenue and earnings
forecast of A$217.6 mln and A$12.9 mln respectively
** Stock hits highest since April 23
** BKG down 10% so far this year, as of last close
($1 = 1.2867 Australian dollars)
(Reporting by Riya Sharma in Bengaluru)
((Riya.Sharma@thomsonreuters.com))