APA Style
Crowell, R, L., Lonberg-Holm, K. (1986).
Virus Attachment and Entry into Cell .
Washington:
American Society for Microbiolgy.
MLA Style
Crowell, Richard, L.., Lonberg-Holm, Karl.
"Virus Attachment and Entry into Cell".
Washington:
American Society for Microbiolgy,
1986.
print.