APA Format
Karch, Robert C. . (). Global perspectives in... : United States of America. ( Ket. Lihat halaman 445-474 ) ( Bab. 21 ) . : London: Jones and Bartlett Learning, 2012
MLA Format
Karch, Robert C. . Global perspectives in... : United States of America. ( Ket. Lihat halaman 445-474 ) ( Bab. 21 ) . : London: Jones and Bartlett Learning, 2012,
Australian/Harvard Format
Karch, Robert C. . . Global perspectives in... : United States of America. ( Ket. Lihat halaman 445-474 ) ( Bab. 21 ) . London: Jones and Bartlett Learning, 2012, 
Warning: These citations may not always be 100% accurate.