PREGILL PHILIP. (1993). LANDSAPES IN HISTORY. VANNOSTRAND REHINLAND.
芝加哥风格引文PREGILL PHILIP. LANDSAPES IN HISTORY. NEW YORK: VANNOSTRAND REHINLAND, 1993.
MLA引文PREGILL PHILIP. LANDSAPES IN HISTORY. VANNOSTRAND REHINLAND, 1993.
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APA引文