Ryan, Paul W. S.
Engineering administration / by Paul W. S. Ryan. - Rev. ed. - Sydney : Angus & Robertson, 1969. - viii, 78 p. ; 22 cm.
Civil engineering--Administration.
Civil engineering contracts--Administration.
Engineering administration / by Paul W. S. Ryan. - Rev. ed. - Sydney : Angus & Robertson, 1969. - viii, 78 p. ; 22 cm.
Civil engineering--Administration.
Civil engineering contracts--Administration.