Mitchell, Alan F. Conifers - 3 ed. - London : Her Majesty's Stationery Office, 1985 - 67 p. : ilus - Forestry commision booklet ; 15 . - Forestry commision booklet ; 15 . LCCN: 38464 Subjects--Topical Terms: ConÃferas. Dewey Class. No.: 634.975 / M57 1985