APA
Helmer E., . (2017). Drug Discovery and Development in Pharmaceuticals. : .
Chicago
Helmer Erica, . 2017. Drug Discovery and Development in Pharmaceuticals. : .
Harvard
Helmer E., . (2017). Drug Discovery and Development in Pharmaceuticals. : .
MLA
Helmer Erica, . Drug Discovery and Development in Pharmaceuticals. : . 2017.