Cita APA (7th ed.)

Romulo, C. P. (1971). In the mainstream of diplomacy. Office of Press and Public Affairs, Dept. of Foreign Affairs.

Cita Chicago (17th ed.)

Romulo, Carlos Pena. In the Mainstream of Diplomacy. [Manila: Office of Press and Public Affairs, Dept. of Foreign Affairs, 1971.

Cita MLA (9th ed.)

Romulo, Carlos Pena. In the Mainstream of Diplomacy. Office of Press and Public Affairs, Dept. of Foreign Affairs, 1971.