Need full lyrics in German and English of a German lullaby that begins:
" Gut Nacht, gut Nacht, mein feines Lieb, gut Nacht, schlaf' wohl, mein Kind"

Authorship: Volkslieder (Folksong)

Here you'll find the lyrics in both German and English:

The Lied and Art Song Texts Page: Ständchen 
http://www.recmusic.org/lieder/get_text.html?TextId=16492&Transliterate=0&PRINTABLE=1

This .pdf file has the lyrics in German with a pronunciation guide (in
the International Phonetic Alphabet), and a word-for-word literal
translation into English:

IPASource: Ständchen (Serenade)
http://www.ipasource.com/Documents/ArtSong/poets/German/Volkslied/Standchen%20(Gut%20Nacht).pdf

If the link to the .pdf file above doesn't work, please use this link instead:

http://tinyurl.com/6r2u7

Google search strategy:

Google Web Search: "schlaf wohl mein kind" "good night"
://www.google.com/search?hl=en&ie=UTF-8&q=%22schlaf+wohl+mein+kind%22+%22good+night%22

I hope this is precisely what you need. If it is not, or if anything
is unclear, please request clarification; I'll be glad to offer
further assistance before you rate my answer.

Best regards,
pinkfreud