APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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