APA Format
Samuelson, Paul A.
; Wasana, Jaka A.
. (1989). Ekonomi : jilid 1. Jakarta : Erlangga
MLA Format
Samuelson, Paul A.; Wasana, Jaka A.
. Ekonomi : jilid 1. Jakarta : Erlangga, 1989
Australian/Harvard Format
Samuelson, Paul A.
; Wasana, Jaka A.
. 1989. Ekonomi : jilid 1. Erlangga, Jakarta
Warning: These citations may not always be 100% accurate.