APA Style
Roberts, L, S., et.al, . (2013).
Gerald D. Schmidt & Larry S. Roberts' foundations of parasitology (Ninth).
New York:
McGraw-Hill.
MLA Style
Roberts, Larry, S.., et.al, .
"Gerald D. Schmidt & Larry S. Roberts' foundations of parasitology".
Ninth
New York:
McGraw-Hill,
2013.
.