Gaya APA

SERVICES, U, D, O, H, A, H. (1999). BIOSAFETY IN MICROBIOLOGICAL AND BIOMEDICAL LABORATORIES (4). washington: HHS PUBLICATION.

Gaya MLA

SERVICES, U.S, DEPARTEMENT, OF, HEALTH, AND, HUMAN. "BIOSAFETY IN MICROBIOLOGICAL AND BIOMEDICAL LABORATORIES". 4 washington: HHS PUBLICATION, 1999. Text.