Gaya APA
Oberg, James E. & Oberg, Alcestis R.. (1986).
Living On The Next Frontier Pioneering Space (Kesatu).
New York:
McGraw-Hill.
Gaya Chicago
Oberg, James E. & Oberg, Alcestis R..
Living On The Next Frontier Pioneering Space.
Kesatu
New York:
McGraw-Hill,
1986.
Text.
Gaya MLA
Oberg, James E. & Oberg, Alcestis R..
Living On The Next Frontier Pioneering Space.
Kesatu
New York:
McGraw-Hill,
1986.
Text.
Gaya Turabian
Oberg, James E. & Oberg, Alcestis R..
Living On The Next Frontier Pioneering Space.
Kesatu
New York:
McGraw-Hill,
1986.
Print.