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    On the Genesis of the Ovum of Mammals and of Man.Karl Ernst von Baer & Charles Donald O'Malley - 1956 - Isis 47 (2):117-153.
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  2. Autobiography of Dr. Karl Ernst von Baer.Karl Ernst von Baer, Jane M. Oppenheimer & H. Schneider - 1987 - Journal of the History of Biology 20 (3):427-428.
     
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  3. Schriften.Karl Ernst von Baer - 1907 - [Stuttgart,: Greiner und Pfeiffer.
     
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