APA-viite (7. p.)

Marta Michalska, Arndt Katzenwadel, & Philipp Wolf. (2017). Methadone as a "Tumor Theralgesic" against Cancer. Frontiers Media S.A..

Chicago-viite (17. p.)

Marta Michalska, Arndt Katzenwadel, ja Philipp Wolf. Methadone as a "Tumor Theralgesic" Against Cancer. Frontiers Media S.A., 2017.

MLA-viite (9. p.)

Marta Michalska, et al. Methadone as a "Tumor Theralgesic" Against Cancer. Frontiers Media S.A., 2017.