Teachers guide to education in early childhood
california state departement of educatio, 1956
Buku Teks
Hinton, Gertrude D. M.
Teaching sex education : a guide for teachers
Fearon Publ., 1969
Buku Teks SO
Venkatesan, S.
Children with developmental disabilities : a training guide for parents, teachers, and caregivers
Sage, 2004
Buku Teks SO
Beach, David P.
Handbook for scientific and technical research
Prentice-Hall, 1992
Buku Referensi
Williams, Edwin B.
Technical & scientific french
D.C. Health, 1926
Buku Teks SO