Lao, M. M. 1987. The economy of the Bukidnon plateau during the American period. Philippine Studies 35. 316-331.
@article{lao1987, author = {Lao, M. M.}, journal = {Philippine Studies}, number = {3}, pages = {316-331}, title = {The economy of the Bukidnon plateau during the American period}, volume = {35}, year = {1987} }