Cita APA

British Standards Institution. Universal decimal classification. 4v in 5: Classes 55 Geology,geophysics etc.

Chicago Edition Citation

British Standards Institution. Universal Decimal Classification. 4v in 5: Classes 55 Geology,geophysics Etc.

Cita MLA

British Standards Institution. Universal Decimal Classification. 4v in 5: Classes 55 Geology,geophysics Etc.

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