Simanjuntak, Jontro, et al. “EMPLOYMENT ANALYSIS DISTRICT CITY OF RIAU ISLANDS PROVINCE CITY EMPLOYMENT ANALYSIS DISTRICT CITY PROVINCE OF RIAU ISLANDS”. International Journal of Psychosocial Rehabilitation, vol. 24, no. 9, Nov. 2020, pp. 2199-06, https://doi.org/10.61841/1zk41022.