P. R. Hayes has written:
'Food microbiology and hygiene' -- subject- s -: Food, Food handling, Food service, Microbiology, Sanitation
Gerald R. Hayes has written: 'Musical instruments and their music 1500-1750'
P. R. R. has written: 'The swastika'
P. R. Chandran has written: 'Mithya'
R. P. Wodehouse has written: 'Hayfever plants'
R. P. Jarrett has written: 'Narborough and Littlethorpe'
R. P. Mylthauf has written: 'The origins of chemistry'
R. P. Anuruddha has written: 'An indtrocution into Lamaism'
P. R. Rayner has written: 'Traders and carriers'
P R . Lenthall has written: 'Carlotta and the scientist'
P. R. Barratt has written: 'Collecting collembola'
P. R. Chandy has written: 'Utility regulation'
P. R. Leclercq has written: 'Les gabyandre'