APA (7. basım) Alıntı

Tacio, H. D. (2017). Hard times for Philippine birds. Philippine Graphic.

Chicago Style (17. basım) Atıf

Tacio, Henrylito D. "Hard Times for Philippine Birds." Philippine Graphic 2017.

MLA (8th ed.) Atıf

Tacio, Henrylito D. "Hard Times for Philippine Birds." Philippine Graphic, 2017.