Al Havish, F.P. and Putra , B.I. 2022. Design of Work Systems in Air Cooler Production Using Work Load Analysis (WLA) and Macroergonomic Analysis and Design (MEAD) Methods at PT GIJ. Procedia of Engineering and Life Science. 2, 2 (Jun. 2022). DOI:https://doi.org/10.21070/pels.v2i2.1291.