Gaya APA
Ryan, Frank. (2019).
Virusphere .
London:
Herper Collins Publisher.
Gaya Chicago
Ryan, Frank.
Virusphere.
London:
Herper Collins Publisher,
2019.
Non-fiction.
Gaya MLA
Ryan, Frank.
Virusphere.
London:
Herper Collins Publisher,
2019.
Non-fiction.
Gaya Turabian
Ryan, Frank.
Virusphere.
London:
Herper Collins Publisher,
2019.
Non-fiction.