Oxford Ornithological Society. Report of the Oxford Ornithological Society on the birds of Oxfordshire and Berkshire. Oxford Ornithological Society.
Čikaški stil citiranja (17. izdanje)Oxford Ornithological Society. Report of the Oxford Ornithological Society on the Birds of Oxfordshire and Berkshire. Oxford: Oxford Ornithological Society.
MLA način citiranja (8. izdanje)Oxford Ornithological Society. Report of the Oxford Ornithological Society on the Birds of Oxfordshire and Berkshire. Oxford Ornithological Society.
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