Rootham R C : Removal of a non-ionic surfactant during sewage treatment : the removal of an alklphenol ethoxylate non-ionic surfactant during sewage treatment by biological filtration at a small works / by R.C. Rootham and M.J. Stiff.
1976
1
Rootman Irving : People-centred health promotion / John Raeburn and Irving Rootman.
1998
1
Roots : The inside story of TV's Roots / D.L. Wolper with Q. Troupe.
1978
1
Roots And Cady : Music publishing in Chicago before 1871 : the firm of Root & Cady, 1858-1871.
Roper Dawn : The little book of celebrations : celebrating through the year in the Foundation Stage / written by Dawn Roper ; edited and introduced by Sally Featherstone ; illustrations by Martha Hardy.
Roper Elmo Burns 1900 : Opinion polls : one of a series of interviews on the American character / Interviews by Donald McDonald with Elmo Roper and George Gallup ; with a comment by William V. Shannon.
1962
1
Roper Geoffrey J : Index Islamicus 1981-1985 : a bibliography of books and articles on the Muslim world / compiled and edited by G.J. Roper.
Roper Henry : Administering the Elementary Education Acts, 1870-1885.
1976
1
Roper Ian : The essential guide for competent teaching assistants : meeting the national occupational standards at level 2 / Anne Watkinson with contributions by Margaret Bickmore and Ian Roper.