APA (7th ed.) Citation

Manapat, R. (1993). Wrong number: The PLDT telephone monopoly. [publisher not identified].

Chicago Style (17th ed.) Citation

Manapat, Ricardo. Wrong Number: The PLDT Telephone Monopoly. [Manila]: [publisher not identified], 1993.

MLA (9th ed.) Citation

Manapat, Ricardo. Wrong Number: The PLDT Telephone Monopoly. [publisher not identified], 1993.