Večeřa, Ludvík. A concise guide in colour : roses / Ludvík Večeřa ; illustrated by Tirina Kaplicka. - New York : Hamlyn, 1971. - 234 p. : ill. ; 18 cm. Includes Index. 311 311 Subjects--Topical Terms: Roses -- Pictorial works. Dewey Class. No.: 635.9 / V493c