Cita APA (7a ed.)
Texas Education Agency & Texas Education Agency. (1978). Preferred signs: For instructional purposes. Texas Education Agency..
Cita Chicago Style (17a ed.)
Texas Education Agency 与 Texas Education Agency. Preferred Signs: For Instructional Purposes. Texas, U.S.A.: Texas Education Agency., 1978.
Cita MLA (9a ed.)
Texas Education Agency 与 Texas Education Agency. Preferred Signs: For Instructional Purposes. Texas Education Agency., 1978.
警告：这些引文格式不一定是100％准确.