APA (7e ed.) Bronvermelding

Guallpa Guallpa, M. P., & Ochoa Encalada, S. C. (2019). Cornish: Suicide behaviors in the teens of the tenth grade of basic education. Corporación Universitaria Americana.

Chicago (17e ed.) Bronvermelding

Guallpa Guallpa, Milton Patricio, en Sergio Constantino Ochoa Encalada. Cornish: Suicide Behaviors in the Teens of the Tenth Grade of Basic Education. Corporación Universitaria Americana, 2019.

MLA (8e ed.) Bronvermelding

Guallpa Guallpa, Milton Patricio, en Sergio Constantino Ochoa Encalada. Cornish: Suicide Behaviors in the Teens of the Tenth Grade of Basic Education. Corporación Universitaria Americana, 2019.