BIBB PORTER. (1993). IT AIN`T AS EASY AS IT LOOKS. CROWN PUBLISHING.HOUSE.
Chicagoスタイル(17版)引用形式BIBB PORTER. IT AIN`T AS EASY AS IT LOOKS. NEW YORK: CROWN PUBLISHING.HOUSE, 1993.
MLA(9版)引用形式BIBB PORTER. IT AIN`T AS EASY AS IT LOOKS. CROWN PUBLISHING.HOUSE, 1993.
警告: この引用は必ずしも正確ではありません.