Go Ask Alice Resources
Websites
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Beatrice Sparks doesn't have a website, but one person has built an entire website about the book anyway, so click on through for all things Alice.
Movie or TV Productions
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Guys, they made an after-school-special movie that is totally faithful to the book… and it has a young William Shatner.
Articles and Interviews
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This guy just sounds like a really disgruntled, under-published author, but he still has some really good points.
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Or, an in-depth exploration of Beatrice Sparks's work.
Video
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You can watch the entire made-for-TV movie here.
Audio
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Here's the trippy song that Sparks got her title from.
Images
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This illustration has Alice from Through the Looking Glass, with lyrics from Jefferson Airplane, in reference to Go Ask Alice. Cool.
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… then you'd make a movie-of-the-week about a fake diary.