https://www.penguinrandomhouse.com/books/307072/the-origin-of-the-family-private-property-and-the-state-by-friedrich-engels/
The Origin of the Family, Private Property and the State by Friedrich Engels: 9780141191119 |...
The Origin of the Family, Private Property and the State (1884), was a provocative and profoundly influential critique of the Victorian nuclear family....
the originprivate property