used to indicate conformity with a standard or expectation
English Prepositions for "Reference"
These prepositions allow the speaker to refer to known information to support or elaborate their statements.
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used at the beginning of a business letter, etc. to indicate the subject of the letter, or an email that is a reply to a received one
in conformity with or following a particular standard, rule, or guideline
in regard to what someone has said or written
used to indicate a connection or reference to something else
used to introduce a comment, observation, or topic that is relevant, appropriate, or timely
used to show compliance with a specific rule, guideline, or standard
because of a particular situation or information
referring to or concerning a particular topic, subject, or context
used to indicate that something is being mentioned or discussed in relation to a particular subject, source, or context
following a specific law, regulation, or requirement
as a reaction or answer to something
used to indicate a relationship or association between two or more things