@book{213544,
	author = {HARYADI, Rohmat and Henry Raymond S, Roy P. Sitepu, Hadiyansyah, dan Michael Tobing},
	title = {Ensiklopedia Astronomi Satelit, Asteroid dan Komet No.3},
	publisher = {Erlangga},
	year = {2008},
	address = {Jakarta}
}