TY - BOOK ID - 140332080 TI - Studies on fertility : Including papers read at the Conference of the Society for the study of fertility, Exeter, 1957 and London, 1958 PY - 1958 PB - Oxford Blackwell Scientific Publications DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:140332080 AB - ER -