Step #1
Draw rectangle.
Step #2
Draw ovals for tyres.
Step #3
Draw outline for side body shape as shown.
Step #4
Draw outline for front shape as shown.
Step #5
Make outline for above the tyre part as shown.
Step #6
Draw lines as shown on front & side portion.
Step #7
Draw tyres for front & back side as shown.
Step #8
Make small circles & lines as shown.
Step #9
Draw muzzle and driver seating place as shown.
Step #10
Sketch side pillar shape as shown and also draw several vertical lines.
Step #11
Draw flag and edges of the upper tank as shown.
Step #12
Make necessary improvements to finish.