TY  - BOOK
AU  - Koenigswald,G.H.R.von
TI  - Evolutionary trends in Foraminifera: a collection of papers dedicated to I. M. van der Vlerk on the occasion of his 70th birthday, edited by G. H. R. von Koenigswald and others
PY  - 1963///
CY  - Amsterdam
PB  - Elsevier Publishing
KW  - Vlerk, I. M. van der
KW  - Foraminifera, Fossil
N1  - Includes bibliographies
ER  -