United States. Public Health Service. Division of Environmental Engineering and Food Protection. (1967). Environmental health planning guide. s.n.
Citação do estilo Chicago (17ª ed.)United States. Public Health Service. Division of Environmental Engineering and Food Protection. Environmental Health Planning Guide. [Washington, D. C: s.n, 1967.
Citação MLA (9ª ed.)United States. Public Health Service. Division of Environmental Engineering and Food Protection. Environmental Health Planning Guide. s.n, 1967.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.