"Organisation des etats americains, Classification." . . "Documenten." . . "OAS." . . . . "Organización de Estados Americanos General Secretariat." . . "Classification documentaire." . . "Clasificación bibliográfica." . . . . . "Classification manual for the OAS official records series : a manual for the maintenance of the series" . "Classification manual for the OAS official records series : a manual for the maintenance of the series"@en . . . . . . . . . "Handbooks and manuals"@en . "Handbooks and manuals" . . . "Classification manual for the OAS official records series a manual for the maintenance of the series"@en . . . . . . . . "Classification manual for the OAS official records series a manual for the maintenance of the series" . . . . . . . . . . "Classification manual for the OAS official records series : A manual for the maintenance of the series" . . .