APA (7th ed.) Citation

Ptak, R. (1984). Sulu in a late Ch'ing novel- a brief note on a rare book. Philippine Studies.

Chicago Style (17th ed.) Citation

Ptak, Roderich. "Sulu in a Late Ch'ing Novel- a Brief Note on a Rare Book." Philippine Studies 1984.

MLA (9th ed.) Citation

Ptak, Roderich. "Sulu in a Late Ch'ing Novel- a Brief Note on a Rare Book." Philippine Studies, 1984.