Krishna, B. (1976). Principles of civics: For intermediate classes (14., rev. & enlarged ed.). Kitab Mahal.
Cita Chicago Style (17a ed.)Krishna, Bal. Principles of Civics: For Intermediate Classes. 14., rev. & enlarged ed. Allahabad: Kitab Mahal, 1976.
Cita MLA (9a ed.)Krishna, Bal. Principles of Civics: For Intermediate Classes. 14., rev. & enlarged ed. Kitab Mahal, 1976.
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