Gaya APA
True, Webster P.. (1966).
Smithsonian Treasury of 20th-Century Science .
New York:
Simon & Schuster.
Gaya Chicago
True, Webster P..
Smithsonian Treasury of 20th-Century Science.
New York:
Simon & Schuster,
1966.
Text.
Gaya MLA
True, Webster P..
Smithsonian Treasury of 20th-Century Science.
New York:
Simon & Schuster,
1966.
Text.
Gaya Turabian
True, Webster P..
Smithsonian Treasury of 20th-Century Science.
New York:
Simon & Schuster,
1966.
Print.