Patricia Lauber. (1996). You're Aboard Spaceship Earth (Let's-Read-and-Find-Out Science). HarperCollins.
芝加哥风格引文Patricia Lauber. You're Aboard Spaceship Earth (Let's-Read-and-Find-Out Science). HarperCollins, 1996.
MLA引文Patricia Lauber. You're Aboard Spaceship Earth (Let's-Read-and-Find-Out Science). HarperCollins, 1996.
警告：这些引文格式不一定是100％准确.