APA-ийн эшлэл(7 дахь хэвлэлт)

Lackner, K., Krahe, T., Neubauer, S., & Ertl, G. (1990). Computed tomography and magnetic resonance tomography in cases of coronary heart disease.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Lackner, K., T. Krahe, S. Neubauer, ба G. Ertl. Computed Tomography and Magnetic Resonance Tomography in Cases of Coronary Heart Disease. 1990.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Lackner, K., et al. Computed Tomography and Magnetic Resonance Tomography in Cases of Coronary Heart Disease. 1990.