Looking for the Parents of William Green and Mary Emmons from Burlington New Jersey USA

William Green was born July 6, 1810. I do not know where.
He Married Mary Emmons on Sept. 19,1829 in Monmouth County, New Jersey.
She was born Dec. 29, 1811.
They had 8 children and lived in Pemberton and Burlington New Jersey.
He died in 1870. She died April 11, 1879.
I can not find any reference to their parents.