Guy-Roger Duvert's Profile > Guy-Roger's Groups

Book Marketing for Authors
1532 members — last activity Jun 18, 2026 05:54AM
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Support for Indie Authors
16717 members — last activity 7 hours, 15 min ago
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Bargain Basement
8288 members — last activity 22 hours, 28 min ago
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Book Promotions
3059 members — last activity 12 hours, 31 min ago
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Space Opera Fans
5673 members — last activity 4 hours, 27 min ago
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Science Fiction Aficionados
2601 members — last activity Jul 22, 2026 08:16PM
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Addicted to YA
66289 members — last activity 5 hours, 51 min ago
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The Evolution of Science Fiction
1919 members — last activity Jul 21, 2026 09:37AM
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Science Fiction Book Club
838 members — last activity Jul 10, 2026 06:51AM
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