This book does show full frontal male nudity, by http://www.homopunk.com
Here are a few quotes about the work of HOMOPUNK Photography...

"THE BEST STUPID PORN "(N.Y TIMES )

"THIS BOOK IS DIGUSTING !!"" (MARTHA STEWART )

"THIS IS A GORGEOUS BOOK !!
.I ALWAYS LOVE A GUY IN PENIS & SOCKS "
(LADY GAGA )

and the very best quote so far...
"If Andy Warhol had a porn site, it would be Homo Punk."
GAYDEMON.com

[this book contains mature themes — must be 18 or older (21 or older in some areas) to purchase]