Gaya APA
Fischel, Emma. (2001).
Alexander Graham Bell .
:
Elex Media Komputindo.
Gaya Chicago
Fischel, Emma.
Alexander Graham Bell.
:
Elex Media Komputindo,
2001.
Non-fiction.
Gaya MLA
Fischel, Emma.
Alexander Graham Bell.
:
Elex Media Komputindo,
2001.
Non-fiction.
Gaya Turabian
Fischel, Emma.
Alexander Graham Bell.
:
Elex Media Komputindo,
2001.
Non-fiction.