APA引文

Johnson, D. A. (1956). How to use field trips in mathematics. National Council of Teachers of Mathematics.

芝加哥风格引文

Johnson, Donovan A. How to Use Field Trips in Mathematics. Washington, D. C: National Council of Teachers of Mathematics, 1956.

MLA引文

Johnson, Donovan A. How to Use Field Trips in Mathematics. National Council of Teachers of Mathematics, 1956.

警告：这些引文格式不一定是100％准确.