APA (7th ed.) Citation

Green, J. R., & Sachs, J. (1909). A history of botany 1860-1900: Being a continuation of Sachs 'History of botany, 1530-1860,'. Clarendon press.

Chicago Style (17th ed.) Citation

Green, J. Reynolds, and Julius Sachs. A History of Botany 1860-1900: Being a Continuation of Sachs 'History of Botany, 1530-1860,'. Oxford: Clarendon press, 1909.

MLA (9th ed.) Citation

Green, J. Reynolds, and Julius Sachs. A History of Botany 1860-1900: Being a Continuation of Sachs 'History of Botany, 1530-1860,'. Clarendon press, 1909.