\[{{}_{3}\phi_{2}}\left({q^{-n},b,c\atop d,e};q,\frac{deq^{n}}{bc}\right)=\frac{%
\left(e/c;q\right)_{n}}{\left(e;q\right)_{n}}{{}_{3}\phi_{2}}\left({q^{-n},c,d%
/b\atop d,cq^{1-n}/e};q,q\right).\]