Giulio Maestro Marco Maestro. (1996). What Do You Hear When Cows Sing?
Chicagoスタイル(17版)引用形式Giulio Maestro Marco Maestro. What Do You Hear When Cows Sing? 1996.
MLA(9版)引用形式Giulio Maestro Marco Maestro. What Do You Hear When Cows Sing? 1996.
警告: この引用は必ずしも正確ではありません.