APA Format
Halpern, Georges M. . (). Advancing... : Peptic ulcer disease and helicobacter pylori. ( ket. lihat bab. 12 ) ( halaman 229-243 ). : New York: CRC press, 2013
MLA Format
Halpern, Georges M. . Advancing... : Peptic ulcer disease and helicobacter pylori. ( ket. lihat bab. 12 ) ( halaman 229-243 ). : New York: CRC press, 2013,
Australian/Harvard Format
Halpern, Georges M. . . Advancing... : Peptic ulcer disease and helicobacter pylori. ( ket. lihat bab. 12 ) ( halaman 229-243 ). New York: CRC press, 2013, 
Warning: These citations may not always be 100% accurate.