APA-viite (7. p.)

ebrary, Inc, & Sousa, L. (2009). Families in later life: Emerging themes and challenges. Nova Science Publishers.

Chicago-viite (17. p.)

ebrary, Inc, ja Lillian Sousa. Families in Later Life: Emerging Themes and Challenges. New York: Nova Science Publishers, 2009.

MLA-viite (9. p.)

ebrary, Inc, ja Lillian Sousa. Families in Later Life: Emerging Themes and Challenges. Nova Science Publishers, 2009.