Gaya APA
Burke, James.. (1984).
The Day : the universe changed / James Burke .
Boston:
Little Brown.
Gaya Chicago
Burke, James..
The Day : the universe changed / James Burke.
Boston:
Little Brown,
1984.
Text.
Gaya MLA
Burke, James..
The Day : the universe changed / James Burke.
Boston:
Little Brown,
1984.
Text.
Gaya Turabian
Burke, James..
The Day : the universe changed / James Burke.
Boston:
Little Brown,
1984.
Print.