APA
Rutherford C., . (2015). When price per barrel is low, patent investment reaches an all-time high. : .
Chicago
Rutherford Charlotte, . 2015. When price per barrel is low, patent investment reaches an all-time high. : .
Harvard
Rutherford C., . (2015). When price per barrel is low, patent investment reaches an all-time high. : .
MLA
Rutherford Charlotte, . When price per barrel is low, patent investment reaches an all-time high. : . 2015.
