P. A. Roger has written:
'Research on algae, blue-green algae and phototrophic nitrogen fixation at the International Rice Research Institute (1963-81), summarization, problems and prospects'
'Blue-green algae and rice'
Roger P. Winter has written: 'History and human rights'
Roger P. Kirby has written: 'Choice in field surveying' -- subject(s): Surveying
Roger P Phelps has written: 'A guide to research in music education' -- subject(s): Instruction and study, Music, Research
Roger has written: 'Essay on government'
Roger Devenish has written: 'Into life'
Roger Smadja has written: 'Promenade'
Roger Day has written: 'Oasis'
Roger Duguay has written: 'L'echafaud'
Roger Marconnet has written: 'Beaune'
Roger Scott has written: 'Downfall'
Roger Pascal has written: 'Filanjana'
Roger Gosselin has written: 'Mirabel'