APA (7th ed.) Citation

Ople, B. F. (1974). The Labor Code and its significance. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Ople, Blas F. The Labor Code and Its Significance. [Manila: Govt. Print. Off, 1974.

MLA (9th ed.) Citation

Ople, Blas F. The Labor Code and Its Significance. Govt. Print. Off, 1974.