The Human Resources department is on the third floor.
Tips
usage
资源 covers all kinds of resources: 自然资源 (natural resources), 人力资源 (human resources), 水资源 (water resources), 网络资源 (online resources).
memory
源 means 'source' and appears in: 来源 (origin/source), 资源 (resources), 能源 (energy resources). Think of 源 as where things flow from — it contains 水 (water) on the left.