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HarperCollins Publishers
HarperCollins Children's Books
Hodder Children's Books
Hyperion Juvenile
HarperTeen
Houghton Mifflin Company
Heinemann-Raintree
Holiday House
Hodder & Stoughton
Henry Holt & Company, Inc.
Harlequin Enterprises Limited
Hachette Audio
Halo Publishing International
Hodder Education
Harper
Hodder
Harry N. Abrams, Inc.
Hawkwood Books
HarperFestival
Houghton Mifflin Harcourt
Helm Publishing
Hendrickson Publishers
Hunter House Publications
Hardie Grant Books
Hesperus Press
HarperTrophy
Heinemann
Hesperides Press
Hackett Publishing Company
Howard Books
Heinle & Heinle Publishers
High Desert Productions
Holy Macro Books
Holt Rinehart & Winston
Human Kinetics Publishers
Heinle
Halcyon Press
Hodder Arnold
Hodder Murray
Hay House Inc
Headline Book Publishing Ltd
Hutchinson Children's Books Ltd
Harlequin Mills & Boon
Home Farm Books
HarperCollins Canada, Limited
Herzberg Press
How Books
Hands Up Books
Haymarket Books
Hilton Publishing