William Damon, editor-in-chief
John Wiley & Sons, 1998
Buku Referensi
William Damon, editor-in-chief
John Wiley & Sons, 1998
Buku Referensi
New York, 1993
Buku Teks
Hurlock, Elizabeth Bergner, 1898-, author
McGraw-Hill, 1985
Buku Teks
Hurlock, Elizabeth Bergner, 1898-, author
McGraw-Hill, 1978
Buku Teks