@book{78037,
	author = {Mohd Rizal Yaakop and Shamrahayu A. Aziz},
	title = {Kontrak sosial, perlembagaan persekutuan 1957 :},
	publisher = {Institut Terjemahan & Buku Malaysia,},
	year = {2014},
	address = {Kuala Lumpur :}
}