KORLETEY, Jonathan Tetteh; TETTEY, Edem K. Problem Solving Abilities of Workers: A Study of Some Printing Industries in Kumasi. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 20, n. 2, p. 12–19, 2015. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3135. Acesso em: 26 jul. 2026.