Here is the original 1965 hardback book, "Kiss My Firm but Pliant Lips". I read somewhere they say that the movie was loosely based on the book. I do not agree with that. I thought that the movie followed the book very closely.
Kiss My Firm but Pliant Lips - 1965.jpg
This is the 1966 paperback edition:
Kiss My Firm but Pliant Lips - 1966.jpg
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