Walker, Edwin. Construction science / [by] Edwin Walker and Selwyn Morgan ; [in 3 parts]. - London : Hutchinson Educational, 1971- ISBN: 0091068207 (v. 2) 0091068215 (v. 2) (pbk.) LCCN: 74160598 Subjects--Topical Terms: Building. LC Class. No.: TH145 / .W26 Dewey Class. No.: 502/.4/6