APA (7th ed.) Citation

Romulo, C. P. (1961). I walked with heroes ([First edition].). Rinehart & Winston.

Chicago Style (17th ed.) Citation

Romulo, Carlos Peña. I Walked with Heroes. [First edition]. New York, Holt: Rinehart & Winston, 1961.

MLA (9th ed.) Citation

Romulo, Carlos Peña. I Walked with Heroes. [First edition]. Rinehart & Winston, 1961.

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