Philippines (Republic). Bureau of Health Services. Division of Environmental Sanitation & University of the Philippines (Manila). Institute of Hygiene. Department of Public Health. (1982). Field manual for sanitary inspectors (2nd ed.). [s.n.].
Citación estilo ChicagoPhilippines (Republic). Bureau of Health Services. Division of Environmental Sanitation and University of the Philippines (Manila). Institute of Hygiene. Department of Public Health. Field Manual for Sanitary Inspectors. 2nd ed. Manila: [s.n.], 1982.
Cita MLAPhilippines (Republic). Bureau of Health Services. Division of Environmental Sanitation and University of the Philippines (Manila). Institute of Hygiene. Department of Public Health. Field Manual for Sanitary Inspectors. 2nd ed. [s.n.], 1982.