Virdanty, S.D., Nadra, N.M. , Sudarmini, N.M. , Astuti, N.W.W. and Erawati, N.M.R. 2022. Human resources efforts to improve employee performance at JW Marriott Surabaya. Journal of Applied Sciences in Travel and Hospitality. 5, 1 (Mar. 2022), 10–19. DOI:https://doi.org/10.31940/jasth.v5i1.10-19.