920 Biography & genealogy
(923) (Optional number) fr
920 Biographie et généalogie
(923) (Indice facultatif) es
920 Biografía y genealogía
(923) (Número optional) sv
920 Biografi & genealogi
(923) (Alternativt nummer) pt
920 Biografia e genealogia
(923) (Número opcional) ru
920 Биография и генеалогия
(923) (Альтернативный индекс) zh
920 传记 & 谱学
(923) (供选择数位 Optional number) ar
920 التراجم والأنساب.
(923) رقم اختياري. af
920 Biografie & genealogie
(923) (Opsionele nommer) no
920 Biografi og genealogi
(923) Tillatt nummer de
920 Biografie, Genealogie
(923) (Optionale Notation) gd
920 Eachdraidh-beatha & sloinntearachd
(923) (Àireamh roghainneil)
Dewey Decimal Classification
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