APA Style

Umarjadi, Utami, Fernando, Fransiskus. (2010). The effectiveness of tourism as an educating tools to children . : Swiss German University.

Chicago Style

Umarjadi, Utami, Fernando, Fransiskus. The effectiveness of tourism as an educating tools to children. : Swiss German University, 2010. print.

MLA Style

Umarjadi, Utami, Fernando, Fransiskus. The effectiveness of tourism as an educating tools to children. : Swiss German University, 2010. print.

Turabian Style

Umarjadi, Utami, Fernando, Fransiskus. The effectiveness of tourism as an educating tools to children. : Swiss German University, 2010. print.