Average working hours of children, working only, ages 7-14 (hours per week) - World, Angola, Eritrea, Marshall Islands, Guinea-Bissau, Oman, Qatar, Mozambique, St. Vincent and the Grenadines, Micronesia, Fed. Sts.
Understanding Children's Work, International Labour Organization ( ILO );
UN Children's Fund ( UNICEF ), note: Understanding Children's Work;
World Bank ( WB ), note: Understanding Children's Work
