Fery Riyanto, Amron Amron and Jamanto Sujipto 2023. Green HRM In Improving Employee Performance By Mediating Role Of Green OCB And Green Behavior: Study On Manufacturing Companies In Singapore. International Journal Of Accounting, Management, And Economics Research. 1, 2 (Dec. 2023), 19–32. DOI:https://doi.org/10.56696/ijamer.v1i2.13.