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P. B. S. Limited
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Pan (8)
Pan Books (7)
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Pan Original
Panini Books (2)
Pantheon
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Paperfronts
Papermac (2)
Paragon (3)
Parent's Magazine Press (2)
Parents' Magazine Press (2)
Parliament's Education Service
Parnassus Press
Parragon (57)
Partridge (13)
Partridge Publications Ltd.
Paternoster
Paternoster Press (4)
Patrick Hardy
Patrick Stephens
Patridge