Kral, T., & Thomas Kral. (1995). American panorama: English through content : American history. Washington, D.C: United States Information Agency. English Language Programs Division.
シカゴスタイル引用形Kral, Thomas, , Thomas Kral. American Panorama: English Through Content : American History. Washington, D.C: United States Information Agency. English Language Programs Division, 1995.
MLA引用形式Kral, Thomas, , Thomas Kral. American Panorama: English Through Content : American History. Washington, D.C: United States Information Agency. English Language Programs Division, 1995.
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