Quotes:Nyayasutra
Zirkoff, Boris
Nyâyasûtra or Nyâyadarsana (Gotama Akshapâda or Akshacharana). Text and trans, by Satîsa. C. Vidyâbhûshana. Allahâbâd: Pânini Off., 1913. SBH vol. 8 [AOS.C.NYP.Cong.Cl.H.]. — See also The Dharma-Sûtras, M. N. Dutt, under Yâjnavalkyasmriti.
Source: Boris de Zirkoff, «H. P. Blavatsky Collected Writings», vol. 5, p. 366