- J. Frédoux , who published A Sketch of the Sechuana Grammar in 1864 ,
- Tswana in his Bantu: Modern Grammatical, Phonetical and Lexicographical Studies Since 1860,
- 1864 J. Frédoux published in Cape Town A Sketch of the Sechuana Grammar
- William Crisp B.D. , the second edition of his Notes Towards a Secoana Grammar.
- 1864 , the Rev. J. Fredoux , of the Paris Missionary Society , published at Capetown a short tract entitled ‘A Sketch of the Sechuana Grammar’ .
- Doke , C. M. and Cole , D. T. 1961 . Contributions to the History of Bantu Linguistics , Johannesburg : Witwatersrand University Press . reprinted 1969).
- Bleek'sepochal , W. H. I. 1869 . Comparative Grammar of South African Languages and subsequently, in
- Bleek's . 1869 . Comparative Grammar (Part II: The Concord).
- Lestrade , G. P. 1937 . ‘A practical orthography for Tswana’ . Bantu Studies , 11 (2)
- 1962 . Tswana Terminology and Orthography No. 2 , Pretoria : Government Printer .
- Cole , D. T. 1955 . Introduction to Tswana Grammar , Cape Town : Longmans . Chapter 1.
- Crisp , W. Notes Towards a Secoana Grammar
- Frédoux's , J. Sketch of the Sechuana Grammar
- Crisp , W. 1905 . Secwana Grammar
African Studies
Volume 30, 1971 - Issue 3-4