Campbell, J., & Marshall, R. (1961). The science of providing milk for man: научное издание.
Cita Chicago (17th ed.)Campbell, J.R, i R.T Marshall. The Science of Providing Milk for Man: научное издание. 1961.
Cita MLA (9th ed.)Campbell, J.R, i R.T Marshall. The Science of Providing Milk for Man: научное издание. 1961.
Atenció: Aquestes cites poden no estar 100% correctes.