Gaya APA
SERVICES, D, O, H, A, H. (1999).
BIOSAFETY IN MOCROBIOLOGICAL AND BIOMEDICAL LABORATORIES (4).
washington:
HHS PUBLICATION.
Gaya MLA
SERVICES, DEPARTEMENT, OF, HEALTH, AND, HUMAN.
"BIOSAFETY IN MOCROBIOLOGICAL AND BIOMEDICAL LABORATORIES".
4
washington:
HHS PUBLICATION,
1999.
Text.