APA (7th ed.) Citation

(1998). The habitable earth. H. E. Academia Enterprises.

Chicago Style (17th ed.) Citation

The Habitable Earth. [Malabon, Metro Manila: H. E. Academia Enterprises, 1998.

MLA (9th ed.) Citation

The Habitable Earth. H. E. Academia Enterprises, 1998.

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