Sweet, Fay. Frog : form follows emotion / Fay Sweet. - London : Thames & Hudson, 1999. - 64p. : col. ill., port. ; 22 cm. - Cutting edge . Includes index. ISBN: 0500019177 : £9.95 9780500019177 Nat. Bib. No.: GB99Z5920 bnb Subjects--Corporate Names: Frog (Firm). Subjects--Topical Terms: Design.