Gaya APA
Sims, Lesley, Trotman, Felicity. (1993).
Exploring Space (--).
London:
Watts Books.
Gaya Chicago
Sims, Lesley, Trotman, Felicity.
Exploring Space.
--
London:
Watts Books,
1993.
Text.
Gaya MLA
Sims, Lesley, Trotman, Felicity.
Exploring Space.
--
London:
Watts Books,
1993.
Text.
Gaya Turabian
Sims, Lesley, Trotman, Felicity.
Exploring Space.
--
London:
Watts Books,
1993.
Print.