Brill, Noomi Isgrig
Teamwork : working together in the human services
J. B. Lippincott, 1976
 Buku Teks
Prytherch, Ray
Harrod's librarians' glossary and reference book
Gower, 1987
 Buku Referensi
Flux, Angela
Working around AIDS together / Angela Flux
AIDS Ministry and Education , 1992
 Buku Teks SO
Flux, Angela
Working around AIDS together / Angela Flux
AIDS Ministry and Education , 1992
 Buku Teks SO
Flux, Angela
Working around AIDS together / Angela Flux
AIDS Ministry and Education , 1992
 Buku Teks SO