RUSLAN. (2007). Di balik pesona tujuh keajaiban ( baru ) dunia. Ombak.
Chicago Style (17th ed.) CitationRUSLAN. Di Balik Pesona Tujuh Keajaiban ( Baru ) Dunia. Ombak, 2007.
MLA (8th ed.) CitationRUSLAN. Di Balik Pesona Tujuh Keajaiban ( Baru ) Dunia. Ombak, 2007.
Warning: These citations may not always be 100% accurate.