Avison, Margaret. Concrete and wild carrot [[Book] /] Margaret Avison. - 1st.ed. - London, Ont. : Brick Books, 2002. - 87 p. ; 23 cm. All age. ISBN: 1894078241 LCCN: 2003428764 Nat. Bib. Agency Control No.: 2002902871X Subjects--Personal Names: Concrete Dewey Class. No.: 811.54 National Library of Medicine Call No.: / A C