Levetin, E., & McMahon, K. (2011). Plants & society (6th ed.). McGraw-Hill.
Chicagoスタイル(17版)引用形式Levetin, Estelle, , Karen McMahon. Plants & Society. 6th ed. New York: McGraw-Hill, 2011.
MLA(8版)引用形式Levetin, Estelle, , Karen McMahon. Plants & Society. 6th ed. McGraw-Hill, 2011.
警告: この引用は必ずしも正確ではありません.