Bibliografi : hlm. 348 No Inv.: 144209-144211/S/Perp/14/3c
No Inv.: 12554/Perp/62/1c~48515/Perp/69/1c
Judul asli : "The Skill of Communicating"
No Inv.: 2480/S/Perp/87/1c
No Inv.: 119152-119154/P/Perp/09/3c
No Inv.: 74505-74506/P/01/2c
Bibliografi : hlm. 265-268 No Inv.: 140824/Sm/Perp/14/1c
No Inv.: 30-31/P/Perp/92/2c~1069/P/Perp/92/1c~8267-8276/P/Perp/92/10c~681/S/Perp/90/1c~1718/S/Perp/88/1c~2323/S/Perp/87/1c~1137/S/Perp/90/1c~11753-11754/P/Perp/98/2c~3106-3110/P/Perp/98/5c~149/S/99/1c~76951-76952/01/2c~89262/S/Perp/04/1c~104835-104844/P/Perp/06/10c
Judul asli :"Veterinary Virology"