Preheat oven to 350 degrees F. Prepare 9 x 5 loaf pan or 6 mini pans.
In a large bowl combine flour, baking soda, baking powder, and salt.
In a separate bowl, combine sugar, butter, vanilla extract, lemon extract, and lemon juice. Mix well.
Add eggs, one at a time, mixing well between additions.
Scrape bottom and sides of bowl to make sure all is combined.
In 2 increments, add flour mixture to oil/sugar mixture, mixing well between increments. Scrape sides and bottom of bowl.
Add oil and lemon zest. Mix well.
Pour into prepared loaf pan(s) and bake for 45 min. (9 x 5) or 25 min. (minis.) Insert toothpick to test...it must come out clean.
Remove from oven and let set 3 minutes.
Remove bread from pan(s) onto wire rack.