Cita APA (7th ed.)

Tongko, P. L. (1965). The government of the Republic of the Philippines (Rev. ed.). R.P. Garcia Pub. Co.

Cita Chicago (17th ed.)

Tongko, Primo L. The Government of the Republic of the Philippines. Rev. ed. Quezon City: R.P. Garcia Pub. Co, 1965.

Cita MLA (9th ed.)

Tongko, Primo L. The Government of the Republic of the Philippines. Rev. ed. R.P. Garcia Pub. Co, 1965.