Gaya APA
Johnson, T, R., Case, C, L. (2010).
Laboratory Experiments in Microbiology (9th. ed).
San Fransisco:
Pearson Education.
Gaya MLA
Johnson, Ted, R., Case, Christine, L.
"Laboratory Experiments in Microbiology".
9th. ed
San Fransisco:
Pearson Education,
2010.
print.