APA
(1977). Journal of Embryology and Experimental Morphology. London: Cambridge University Press.
Chicago
1977. Journal of Embryology and Experimental Morphology. London: Cambridge University Press.
Harvard
(1977). Journal of Embryology and Experimental Morphology. London: Cambridge University Press.
MLA
Journal of Embryology and Experimental Morphology. London: Cambridge University Press. 1977.
