RAMAN & SHARMA. (2011). SECONDARY CERTIFICATE MATHEMATICS PART- 1 FOR CLASS- IX ( TEACHER'S COPY ). GOYAL PUBL.
Chicago-viite (17. p.)RAMAN & SHARMA. SECONDARY CERTIFICATE MATHEMATICS PART- 1 FOR CLASS- IX ( TEACHER'S COPY ). GOYAL PUBL, 2011.
MLA-viite (9. p.)RAMAN & SHARMA. SECONDARY CERTIFICATE MATHEMATICS PART- 1 FOR CLASS- IX ( TEACHER'S COPY ). GOYAL PUBL, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.