Cita APA

Environmental Center of the Phil. Foundation, Inc. (1991). Manual for the preparation of an area ecological profile. s.n.

Citación estilo Chicago

Environmental Center of the Phil. Foundation, Inc. Manual for the Preparation of an Area Ecological Profile. s.l: s.n, 1991.

Cita MLA

Environmental Center of the Phil. Foundation, Inc. Manual for the Preparation of an Area Ecological Profile. s.n, 1991.

Warning: These citations may not always be 100% accurate.