"Hoppe-Seyler´s Zeitschrift für physiologische Chemie", 60.2 (1909): 85-190. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/bchm2.1909.60.issue-2/issue-files/bchm2.1909.60.issue-2.xml

Hoppe-Seyler´s Zeitschrift für physiologische Chemie (1909), 60(2), pp. 85-190. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/bchm2.1909.60.issue-2/issue-files/bchm2.1909.60.issue-2.xml

Hoppe-Seyler´s Zeitschrift für physiologische Chemie. 1909. 60(2): 85-190. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/bchm2.1909.60.issue-2/issue-files/bchm2.1909.60.issue-2.xml