APA (7th ed.) Citation

Ople, B. F. (2002). One hundred years of trade unionism. IN Interface [column]. Philippine Graphic.

Chicago Style (17th ed.) Citation

Ople, Blas F. "One Hundred Years of Trade Unionism. IN Interface [column]." Philippine Graphic 2002.

MLA (9th ed.) Citation

Ople, Blas F. "One Hundred Years of Trade Unionism. IN Interface [column]." Philippine Graphic, 2002.

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