Luff, J. N. What Philately Teaches A Lecture Delivered before the Section on Philately of the Brooklyn Institute of Arts and Sciences, February 24, 1899.
Chicagoスタイル(17版)引用形式Luff, John N. What Philately Teaches A Lecture Delivered Before the Section on Philately of the Brooklyn Institute of Arts and Sciences, February 24, 1899.
MLA(9版)引用形式Luff, John N. What Philately Teaches A Lecture Delivered Before the Section on Philately of the Brooklyn Institute of Arts and Sciences, February 24, 1899.
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