Gaya APA

Spring, Joel. (2011). The American School Ed. 8 (8). New York: MC GRAW - HILL.

Gaya Chicago

Spring, Joel. The American School Ed. 8. 8 New York: MC GRAW - HILL, 2011. Teks.

Gaya MLA

Spring, Joel. The American School Ed. 8. 8 New York: MC GRAW - HILL, 2011. Teks.

Gaya Turabian

Spring, Joel. The American School Ed. 8. 8 New York: MC GRAW - HILL, 2011. Teks.