APA

Lewis A. E., . (1984). Biostatistics. New York: van Nostrand Reinhold Company.

Chicago

Lewis Alvin E, . 1984. Biostatistics. New York: van Nostrand Reinhold Company.

Harvard

Lewis A. E., . (1984). Biostatistics. New York: van Nostrand Reinhold Company.

MLA

Lewis Alvin E, . Biostatistics. New York: van Nostrand Reinhold Company. 1984.