APA (7 वां संस्करण) प्रशस्ति पत्र

Groot, T. d. (1966). Weak solar radio bursts: Study of narrow-band spectra of noise storms and type-III bursts. D. Reidel.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Groot, Thomas de. Weak Solar Radio Bursts: Study of Narrow-band Spectra of Noise Storms and Type-III Bursts. Dordrecht: D. Reidel, 1966.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Groot, Thomas de. Weak Solar Radio Bursts: Study of Narrow-band Spectra of Noise Storms and Type-III Bursts. D. Reidel, 1966.