GAUTAM, N. a. S. N. (1970). General topology. S. Chand.
Chicagoスタイル(17版)引用形式GAUTAM, N.D. and SHANTI NARAYAN. General Topology. Delhi: S. Chand, 1970.
MLA(9版)引用形式GAUTAM, N.D. and SHANTI NARAYAN. General Topology. S. Chand, 1970.
警告: この引用は必ずしも正確ではありません.