draw antenna pattern in matlab
you can find this topic at any elementary antenna book.
these are some antenna book:
1- Antenna Theory: Analysis and Design - by Constantine A. Balanis
2- Antenna Theory and Design - by H. Paul Williams
3- Antenna Theory and Design - by Warren L. Stutzman, Gary A. Thiele
4- The Handbook of Antenna Design - by Alan W. Rudge
5- Antenna Engineering Handbook - by Richard C. Johnson
you can find some contents of these books by google books search