APA-viite (7. p.)

Kessel, D. Optical Methods for Tumor Treatment and Detection: Mechanisms and Techniques in Photodynamic Therapy XXIII. SPIE Digital Library.

Chicago-viite (17. p.)

Kessel, David. Optical Methods for Tumor Treatment and Detection: Mechanisms and Techniques in Photodynamic Therapy XXIII. SPIE Digital Library.

MLA-viite (9. p.)

Kessel, David. Optical Methods for Tumor Treatment and Detection: Mechanisms and Techniques in Photodynamic Therapy XXIII. SPIE Digital Library.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.