TY - BOOK AU - Else Oyen TI - Comparative methodology : Theory and practice in international Social research SN - 0-8039-8325-5 U1 - 300.72 PY - 1990/// CY - London PB - Sage Publications Limited N1 - Else Oyen: Comparative methodology : Theory and practice in international Social research. London. Sage Publications Limited, 1990. 0-8039-8325-5--(300.72OYE) ER -