Artikel Jurnal
Barash, Paul G.
Lippincott - Raven Publishers, 1997
Buku Referensi
Lippincott Williams & Wilkins, 2006
Buku Teks
Paul G Barash [et.al]
Lippincott Williams & Wilkins, 2006
Buku Teks
edited by Paul G. Barash [and others]
Lippincott Williams & Wilkins, 2006
Buku Teks