APA (7 वां संस्करण) प्रशस्ति पत्र

Björklund, M. (1988). Advertisement, conflicts, and mate choice in two passerine bird species. Distributor, Almqvist & Wiksell International.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Björklund, Mats. Advertisement, Conflicts, and Mate Choice in Two Passerine Bird Species. Stockholm, Sweden: Distributor, Almqvist & Wiksell International, 1988.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Björklund, Mats. Advertisement, Conflicts, and Mate Choice in Two Passerine Bird Species. Distributor, Almqvist & Wiksell International, 1988.