Cite ACS Style

Select one of the three methods below to cite in-text references:

References in the text should be cited in one of three ways:

References should be numbered sequentially. If a reference is cited more than once, it does not receive a new number. If citing more than one reference at a time, include reference numbers in increasing order separated by commas.

(For more detailed information see ACS Style Guide, pp 287-290.)

Author name and year of publication

At the end of the cited information:
The primary structure of this enzyme has also been determined (Finnegan, 2004).

Within the cited information:
Finnegan states that the primary structure of this enzyme has also been determined (2004).

Italic numbers

At the end of the cited information:
Oscillation in the reaction of benzaldehyde with oxygen was reported previously (3).

Within the cited information:
Smith (3) states that oscillation in the reaction of benzaldehyde with oxygen was reported previously.

Superscript numbers

At the end of the cited information:
Oscillation in the reaction of benzaldehyde with oxygen was reported previously.³

Within the cited information:
Smith³ states that oscillation in the reaction of benzaldehyde with oxygen was reported previously.