(1998). US moon base in 10 years, colonization in 15 years. Philippine Daily Inquirer.
Chicago Style (17. basım) Atıf"US Moon Base in 10 Years, Colonization in 15 Years." Philippine Daily Inquirer 1998.
MLA (9th ed.) Atıf"US Moon Base in 10 Years, Colonization in 15 Years." Philippine Daily Inquirer, 1998.
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