Gaya APA
CHAPMAN, B. (2008).
SPACE WARFARE ANF DEFENSE A HISTORICAL ENSICLOPEDIA AND RESEARCH (cetakan 1).
OXFORD:
ABC CLIO.
Gaya MLA
CHAPMAN, BERT.
"SPACE WARFARE ANF DEFENSE A HISTORICAL ENSICLOPEDIA AND RESEARCH".
cetakan 1
OXFORD:
ABC CLIO,
2008.
Art Original.