Don't read if you believe you can enter the Kingdom of God without knowing and accepting Jesus as the Son of God. Or maybe do read..
http://www.amazon.com/dp/0801018757/ref=wl_it_dp_o_pC_nS_ttl?_encoding=UTF8&colid=2FHKFJ7N0UW5Q&coliid=IXYXJLPZ2BK3R
And to go a bit further with it, another book suggestion from the Orthodox perspective Buddhist-Christian Dialogue as Theological Exchange: An Orthodox Contribution to Comparative Theology by Ernest M. Valea by provides an interesting perspective on how to talk with others outside the inclusive-exclusive-pluralism framework without giving up your own position.
Thanks.. Will check that out..