APA (7th ed.) Citation

Hennessey, J. J. (1957). The tsunami of 9 March 1957. Philippine Studies : A Quarterly.

Chicago Style (17th ed.) Citation

Hennessey, James J. "The Tsunami of 9 March 1957." Philippine Studies : A Quarterly 1957.

MLA (9th ed.) Citation

Hennessey, James J. "The Tsunami of 9 March 1957." Philippine Studies : A Quarterly, 1957.

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