TY - BOOK T1 - Foraminifera Their classification and econonic use A1 - Cushman, Joseph A. LA - English PP - Cambridge, Massachusetts PB - Harvard University Press YR - 1969 ED - 4th ed.rev. UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/bfa.6708 OP - 605 NO - Copyright de 1948 con reimpresiones en 1959 y 1969 KW - ForaminĂ­feros KW - ZoologĂ­a ER -