APA-referens (7:e uppl.)

Orense, R. P. Strength and Deformation Characteristics of Re-Deposited Lahar from Mt. Pinatubo. Philippine Engineering Journal.

Chicago-referens (17:e uppl.)

Orense, Rolando P. "Strength and Deformation Characteristics of Re-Deposited Lahar from Mt. Pinatubo." Philippine Engineering Journal .

MLA-referens (9:e uppl.)

Orense, Rolando P. "Strength and Deformation Characteristics of Re-Deposited Lahar from Mt. Pinatubo." Philippine Engineering Journal, .