The Ecolitan Matter Series

	Ecolitan Prime 0-765-30898-3 / $17.95 November 2003
	Empire and Ecolitan 0-312-87879-6 / $17.95 July 2001
	The Ecolitan Enigma 0-812-57117-7 / $6.99 September 1998
	The Ecologic Secession 0-812-50348-1 / $3.99 July 1990 (out of print)
	The Ecolitan Operation 0-812-54582-6 / $3.99 June 1989 (out of print)
	The Ecologic Envoy 0-812-54584-2 / $5.99 September 1986 (out of print)