APA (7th ed.) Citation

Beklová, M., Pikula, J., & Šabatka, L. (1983). Phenological Maps of Bird Migration. Academia.

Chicago Style (17th ed.) Citation

Beklová, Miroslava, Jiří Pikula, and Lubomír Šabatka. Phenological Maps of Bird Migration. Praha: Academia, 1983.

MLA (9th ed.) Citation

Beklová, Miroslava, et al. Phenological Maps of Bird Migration. Academia, 1983.