Putong, M. P., & Viloria, V. P. (1985). A study of retailers of perishable commodities in Baguio City. Bureau of Agricultural Economics.
Lua i Stíl Chicago (17ú heag.)Putong, Myrna P., agus Virginia P. Viloria. A Study of Retailers of Perishable Commodities in Baguio City. Quezon City: Bureau of Agricultural Economics, 1985.
Lua MLA (9ú heag.)Putong, Myrna P., agus Virginia P. Viloria. A Study of Retailers of Perishable Commodities in Baguio City. Bureau of Agricultural Economics, 1985.
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