APA Style

Bakalian, Harry. (1993). Exploring Planet Earth (-). -: New Jersey: Prentice Hall,.

Chicago Style

Bakalian, Harry. Exploring Planet Earth. - -: New Jersey: Prentice Hall,, 1993. Universitas.

MLA Style

Bakalian, Harry. Exploring Planet Earth. - -: New Jersey: Prentice Hall,, 1993. Universitas.

Turabian Style

Bakalian, Harry. Exploring Planet Earth. - -: New Jersey: Prentice Hall,, 1993. Universitas.