(1962). Directory of zoological (and entomological) specimen collections of tropical institutions. UNESCO.
Cita Chicago Style (17a ed.)Directory of Zoological (and Entomological) Specimen Collections of Tropical Institutions. UNESCO, 1962.
Cita MLA (9a ed.)Directory of Zoological (and Entomological) Specimen Collections of Tropical Institutions. UNESCO, 1962.
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