References ^ At Issue: Child Labor and Sweatshops (2010, Paperback) ISBN 9780737748758 (revised Feb 2019)^ Watkins, Christine (2014). Child Labor and Sweatshops, Greenhaven Pr. BiggerBooks. ISBN 9780737748758 (revised Nov 2023)^ (2013). Child Labor and Sweatshops ECampus. ISBN 9780737748758 (revised Feb 2019)