Dyfyniad APA

Pruss, A. G. (1991). Safe management of wastes from health- care activities. World Health Organization.

Dyfyniad Arddull Chicago

Pruss, A. Giroult. Safe Management of Wastes from Health- Care Activities. Geneva: World Health Organization, 1991.

Dyfyniad MLA

Pruss, A. Giroult. Safe Management of Wastes from Health- Care Activities. World Health Organization, 1991.

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