Citazione Stile APA (7a Edizione)

Royama, M., Friend, T., & Takeuchi, T. 1. (1967). The Philippine polity: A Japanese view. Yale University, Southeast Asia Studies.

Citazione stile Chigago Style (17a edizione)

Royama, Masamichi, Theodore Friend, e Tatsuji 1904 Takeuchi. The Philippine Polity: A Japanese View. [New Haven]: Yale University, Southeast Asia Studies, 1967.

Citatione MLA (9a ed.)

Royama, Masamichi, et al. The Philippine Polity: A Japanese View. Yale University, Southeast Asia Studies, 1967.