21-106 Educational books 21-107 Encyclopedias 21-116 Reference books 21-205 e-books 21-402 Biographies 21-409 Food & Health 21-410 Geography 21-411 History 21-417 Non-Fiction 21-419 Politics & Social Sciences 21-422 Science & Nature
B Early readers C Middle grade D Young adults
G14, Regent Studio, 1 Thane Villas N7 7PH London , GB
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