APA Format
Stangor, Charles
. (). Research...: External validity. ( Ket. Lihat halaman 254-271 ) ( Bab. 13 ) . : USA: Wadsworth ceange learning, 2011
MLA Format
Stangor, Charles
. Research...: External validity. ( Ket. Lihat halaman 254-271 ) ( Bab. 13 ) . : USA: Wadsworth ceange learning, 2011,
Australian/Harvard Format
Stangor, Charles
. . Research...: External validity. ( Ket. Lihat halaman 254-271 ) ( Bab. 13 ) . USA: Wadsworth ceange learning, 2011,
Warning: These citations may not always be 100% accurate.