definition of family

 What is a definition of family that encompasses the different family structures prevalent today? Discuss the importance of acknowledging nontraditional family structures. Explain how family systems theory can be used to better understand the interactions of a modern family (traditional or nontraditional) 

https://www.gcumedia.com/digital-resources/grand-canyon-university/2018/health-promotion_health-and-wellness-across-the-continuum_1e.php

 http://ebookcentral.proquest.com.lopes.idm.oclc.org/lib/gcu/detail.action?docID=1069220 

http://journals.sagepub.com.lopes.idm.oclc.org/doi/full/10.1177/1074840716667972

https://lopes.idm.oclc.org/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=ofs&AN=508531653&site=eds-live&scope=site