Singh, A. (1993). Forts and fortifications in India: With special reference to central India. (2nd ed.). Agam Kala.
Chicagoスタイル(17版)引用形式Singh, A.P. Forts and Fortifications in India: With Special Reference to Central India. 2nd ed. Delhi: Agam Kala, 1993.
MLA(9版)引用形式Singh, A.P. Forts and Fortifications in India: With Special Reference to Central India. 2nd ed. Agam Kala, 1993.
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