BHAVNAGARI, K. PERIWINKLE MATHEMATICS TEACHER'S HANDBOOK- 4. PERIWINKLE BOOKS.
Cita Chicago (17th ed.)BHAVNAGARI, KETTAYUN. PERIWINKLE MATHEMATICS TEACHER'S HANDBOOK- 4. PERIWINKLE BOOKS.
Cita MLA (9th ed.)BHAVNAGARI, KETTAYUN. PERIWINKLE MATHEMATICS TEACHER'S HANDBOOK- 4. PERIWINKLE BOOKS.
Atenció: Aquestes cites poden no estar 100% correctes.