APA Style

Santiago, Florenda. (2002). Environmental Science a Shared Responsibility Towards The Earth . Manila Philippines: Rex Book Store.

Chicago Style

Santiago, Florenda. Environmental Science a Shared Responsibility Towards The Earth. Manila Philippines: Rex Book Store, 2002. Text.

MLA Style

Santiago, Florenda. Environmental Science a Shared Responsibility Towards The Earth. Manila Philippines: Rex Book Store, 2002. Text.

Turabian Style

Santiago, Florenda. Environmental Science a Shared Responsibility Towards The Earth. Manila Philippines: Rex Book Store, 2002. Print.