"Hoppe-Seyler´s Zeitschrift für physiologische Chemie", 93.6 (1915): 401-446. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bchm2.1915.93.issue-6/issue-files/bchm2.1915.93.issue-6.xml

Hoppe-Seyler´s Zeitschrift für physiologische Chemie (1915), 93(6), pp. 401-446. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bchm2.1915.93.issue-6/issue-files/bchm2.1915.93.issue-6.xml

Hoppe-Seyler´s Zeitschrift für physiologische Chemie. 1915. 93(6): 401-446. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bchm2.1915.93.issue-6/issue-files/bchm2.1915.93.issue-6.xml