Gaya APA
Leier, M. (2006).
100 MOST BEAUTIFUL SQUARE OF THE WORLD A journey around 5 continent (ed. 2).
Lisse:
Rebo Publisher.
Gaya MLA
Leier, Manfred.
"100 MOST BEAUTIFUL SQUARE OF THE WORLD A journey around 5 continent".
ed. 2
Lisse:
Rebo Publisher,
2006.
BUKU.