Gaya APA
Yanti, L, M, S, D, I, H.
().
Epidemiologi K3
.
Yogyakarta:
Deepublish.
Gaya MLA
Yanti, Lalu, Muhammad, Saleh, Dan, Iva, Hardi.
"Epidemiologi K3".
Yogyakarta:
Deepublish,
.
Text.