editor, Alvina Treut Burrows
Holt, Rinehart and Winston, 1966
Buku Referensi
Holt, Rinehard and Winston, Inc.
Holt, Rinehart and Winston,Inc, 1966
Buku Teks
Holt, Rinehart and Winston, 1966
Buku Referensi
Walters, Morgan L
N.Y.Holt Rinehart and Winston,inc, 1966
Buku Teks
Buku Referensi