Irenes Tesya Sinaga, Demsi Aningsah, and Jopinus R. Saragih. 2020. “THE EFFECT OF WORK ENVIRONMENT AND WORK MOTIVATION ON EMPLOYEE PERFORMANCE AT THE OFFICE OF TOURISM AND CULTURE OF SIMALUNGUN REGENCY”. International Conference on Health Science, Green Economics, Educational Review and Technology 2 (December):360-69. https://doi.org/10.54443/ihert.v2i.262.