Astronautika: Perbedaan antara revisi

* {{cite book|title = Understanding Space: An Introduction to Astronautics, 2nd Ed.|author = Sellers|publisher = McGraw-Hill|year = 2000}}

* {{cite book|title = Fundamentals of Astrodynamics|author = Bate, Mueller, dan White|publisher = Dover: New York|year = 1971}}

 

[[Kategori:Astronomi]]