APA (7e ed.) Bronvermelding

Heffner, J. E., & Byock, I. (2002). Palliative and end-of-life pearls. Hanley & Belfus.

Chicago (17e ed.) Bronvermelding

Heffner, John E., en Ira Byock. Palliative and End-of-life Pearls. Philadelphia, PA: Hanley & Belfus, 2002.

MLA (9e ed.) Bronvermelding

Heffner, John E., en Ira Byock. Palliative and End-of-life Pearls. Hanley & Belfus, 2002.