Day, Brian Frederick. Building acoustics / [Books]. edited by B. F. Day, R. D. Ford, and P. Lord. - Amsterdam, New York, Elsevier, 1969. - vii, 120 p. ill. 22 cm. Bibliography: p. 115. ISBN: 0444200479 LCCN: 73095655 Subjects--Topical Terms: Architectural acoustics.Soundproofing.