@misc{1198896, author = {Rosalie T Ruegg}, title = {Life-cycle costing for energy conservation in buildings::instructor's guide}, year = {1989}, month = {1989-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.89-4129}, language = {en}, }