Thesaurus
A telephone book.
almanac
encyclopedia
A Thesaurs
A thesaurus or a dictionary
Of or pertaining to a tree, or to trees; of nature of trees., Attached to, found in or upon, or frequenting, woods or trees; as, arboreal animals.
Roget's Thesaurus Roget's Thesaurus
arboreal
R-E-uh I would know my name is Aria
ENCYCLOPEDIA
A telephone book.
almanac
almanac
Wiki Answers, a dictionary, or a thesaurus. (thess OH russ)
To reference a reference within a reference, you would cite the original source you used, followed by "cited in" and then the secondary source where you found the information. Make sure to acknowledge both sources in your references list to maintain academic integrity.
A history textbook.
in a almanac!