First one :
Remove the extra " : have "self-managed"" lifecycles
(at the beginning of the chapter)
"and are particularly useful if you have need a bean whose" => rephrase or fix the sentence.
"The lifecycle of the bean is are managed..." => remove extra "are".
at the end of the chapter : "Unwrapping producer methods can have parameters injected, including InjectionPoint (which repreents) the calling method" => which represents