Unisist guide to standards for information handling / prepared by Unisist Working Group on Bibliographic Data Interchange ; compil. Erik Vajda

Unisist guide to standards for information handling / prepared by Unisist Working Group on Bibliographic Data Interchange ; compil. Erik Vajda . - Paris : UNESCO, 1980 . - 304 p. 29 cm
389.6(083.85)