I wonder-wonder who, who-oo-ooh?
Who wrote the book of love?

Tell me, tell me, tell me
Oh, who wrote the book of love?
I've got to know the answer
Was it someone from above?

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

I love you darlin'
Baby, you know I do
But I've got to see this book of love
Find out why it's true

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

Chapter one says to love her, you love her with all your heart
Chapter two you tell her you're never, never, ever gonna part
In Chapter three remember the meaning of romance
In Chapter four you break up, but you give her just one more chance

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

Baby, baby, baby
I love you, yes I do
Well it says so in this book of love
Ours is the one that's true

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

Chapter one says to love her, you love her with all your heart
Chapter two you tell her you're never, never, ever gonna part
In Chapter three remember the meaning of romance
In Chapter four you break up, but you give her just one more chance

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

Baby, baby, baby
I love you, yes I do
Well it says so in this book of love
Ours is the one that's true

Oh, I wonder-wonder who, mmbadoo-ooh, who?
Who wrote the book of love?

I wonder who (yeah)
Who wrote the book of love?