Gaya APA
Gribbin, John. (1992).
Unveiling the edge of time: black holes, white holes, wormholes .
New York:
Harmony Books.
Gaya Chicago
Gribbin, John.
Unveiling the edge of time: black holes, white holes, wormholes.
New York:
Harmony Books,
1992.
Text.
Gaya MLA
Gribbin, John.
Unveiling the edge of time: black holes, white holes, wormholes.
New York:
Harmony Books,
1992.
Text.
Gaya Turabian
Gribbin, John.
Unveiling the edge of time: black holes, white holes, wormholes.
New York:
Harmony Books,
1992.
Print.