Gaya APA
Cetron, Marvin., O\'Toole, Thomas. (1982).
Encounters with the future : a forecast of life into the 21st century Marvin Centron and Thomas O'Toole .
New York:
McGraw Hill.
Gaya Chicago
Cetron, Marvin., O\'Toole, Thomas.
Encounters with the future : a forecast of life into the 21st century Marvin Centron and Thomas O'Toole.
New York:
McGraw Hill,
1982.
Text.
Gaya MLA
Cetron, Marvin., O\'Toole, Thomas.
Encounters with the future : a forecast of life into the 21st century Marvin Centron and Thomas O'Toole.
New York:
McGraw Hill,
1982.
Text.
Gaya Turabian
Cetron, Marvin., O\'Toole, Thomas.
Encounters with the future : a forecast of life into the 21st century Marvin Centron and Thomas O'Toole.
New York:
McGraw Hill,
1982.
Print.