APA
Currey-Lindahl K., . (1981). Bird migration in Africa. London: Academic Press.
Chicago
Currey-Lindahl Kai, . 1981. Bird migration in Africa. London: Academic Press.
Harvard
Currey-Lindahl K., . (1981). Bird migration in Africa. London: Academic Press.
MLA
Currey-Lindahl Kai, . Bird migration in Africa. London: Academic Press. 1981.