(1999). 1000 pictures for teachers to coppy.
Trích dẫn kiểu Chicago1000 Pictures for Teachers to Coppy. 1999.
MLA引文1000 Pictures for Teachers to Coppy. 1999.
警告：這些引文格式不一定是100％准確.
APA引文
(1999). 1000 pictures for teachers to coppy.
Trích dẫn kiểu Chicago1000 Pictures for Teachers to Coppy. 1999.
MLA引文1000 Pictures for Teachers to Coppy. 1999.