McLanahan, Sara S., Irwin Garfinkel, Jeanne Brooks-Gunn, Hongxin Zhao, Waldo Johnson, Jr., Lauren Rich, Mark Turner, Maureen Waller, and Melvin Wilson. 1998. “Unwed Fathers and Fragile Families”. Referenced from ffcws.princeton.edu: Unwed Fathers and Fragile Families.

Johnson, Jr., Waldo. 2001. “Paternal Involvement Among Unwed Fathers”. Children and Youth Services Review 23 (6-7): 513-36. Referenced from www.sciencedirect.com: Paternal Involvement Among Unwed Fathers.

Johnson, Jr., Waldo. 2003. “Social Work Strategies for Sustaining Paternal Involvement Among Unwed Fathers: Insights from Field Research”. Professional Development: The International Journal of Continuing Social Work Education 4(3)/5(1): 70-83. Referenced from search.proquest.com: Social Work Strategies for Sustaining Paternal Involvement Among Unwed Fathers: Insights from Field Research.

Johnson, Jr., Waldo. 2002. “Time Out of Bound: High School Completion and Work Preparation Among Urban, Poor, Unwed African American Fathers”. In African American Education: Race, Community Inequality, and Achievement -- A Tribute to Edgar G. Epps, edited by Walter R. Allen, Margaret Beale Spencer, and Carla O’Connor, 229-56. San Francisco: JAI/Elsevier Science. Referenced from books.emeraldinsight.com: Time Out of Bound: High School Completion and Work Preparation Among Urban, Poor, Unwed African American Fathers.

McLeod, Branden, Waldo Johnson, Jr., Qiana Cryer-Coupet, and Ronald Mincy. 2019. “Examining the Longitudinal Effects of Paternal Incarceration and Coparenting Relationships on sons’ Educational Outcomes: A Mediation Analysis”. Children and Youth Services Review 100: 362-75. Referenced from www.sciencedirect.com: Examining the longitudinal effects of paternal incarceration and coparenting relationships on sons’ educational outcomes: A mediation analysis.