TILLIN, A. M. Standards for Cataloging Nonprint Materials. Association for Educational Communication and Tech.
Chicago-viite (17. p.)TILLIN, Alma M. Standards for Cataloging Nonprint Materials. Association for Educational Communication and Tech.
MLA-viite (8. p.)TILLIN, Alma M. Standards for Cataloging Nonprint Materials. Association for Educational Communication and Tech.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.