PMA is a cooperative association of 4.000 independent publishers across the USA, specializing in trade, non-fiction books (i.e. business, computers, psychology, self-help, health, new age/metaphysical, religious/spiritual etc).
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(c) PublishersGlobal: An information marketplace for the global publishing industry - publishers, authors, literary agents and all kinds of publishing service providers.
PublishersGlobal includes a global directory of publishing companies, publishing industry events and news.