Gaya APA
Nath, S, K., Revankar, S, G.
(2006).
Problem- Based Microbiology
.
Philadelphia:
Saunders Elsevier.
Gaya MLA
Nath, Swapan, K.., Revankar, Sanjay, G..
"Problem- Based Microbiology".
Philadelphia:
Saunders Elsevier,
2006.
Text.