APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (9वां संस्करण) प्रशस्ति पत्र

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