Environmental health planning guide.

Xehetasun bibliografikoak
Erakunde egilea:	United States. Public Health Service. Division of Environmental Engineering and Food Protection
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	[Washington, D. C. s.n. 1967].
Saila:	Its publication no. 823
Gaiak:	Sanitation.