TY  - BOOK
AU  - Muller-Lyer, Franz Carl
AU  - Wigglesworth, Isabella C
TI  - The evolution of modern marriage: a sociology of sexual relations 
AV  - HQ.21 M91
PY  - 1974///
CY  - New York
PB  - AMS
KW  - Amor
KW  - Familias
KW  - Matrimonio
ER  -