Prasetya, K.A. and Rahayu, P. 2024. Analysis Of Opportunity Cost In Renting, Contracting, And Building Camp Facilities At Mr. Bob Kampung Inggris As A Strategy To Reduce Operating Costs. Proceeding ICAMEKA: International Conference Accounting, Management & Economics Uniska. 1, 1 (Nov. 2024), 886–892.