Forsyth, Adrian. Journey through a tropical jungle / by Adrian Forsyth ; with an afterword by HRH Prince Philip, the Duke of Edinburgh. - Toronto : Greey de Pencier Books, c1988. - 80 p. : col. ill. ; 22 x 28 cm. Includes index. ISBN: 0920775268 : $12.95 LCCN: cn 87095339 Subjects--Topical Terms: Rain forest ecology--Juvenile literature.--Costa RicaRain forests--Juvenile literature.--Costa Rica Dewey Class. No.: j574.5/2642/097286