The book Family and Social Organization by William Hales Rivers is a classic work that explores various aspects of social organization and family relationships in different cultures. The author studies the ways in which different societies organize themselves on the basis of family ties, determining the influence of these structures on the social order. Rivers conducts research that helps to better understand the nature of family relationships, inheritance, the status of individuals in the family, and their interaction with the surrounding members of society. This book is an important resource for those interested in anthropology, ethnography, and the study of social structures.