APA Style
Achema-Jahrbuch 91 Band 2. (1991).
Frankfrut:
Dechema.
Chicago Style
Achema-Jahrbuch 91 Band 2.
.
Frankfrut:
Dechema,
1991.
Text.
MLA Style
Achema-Jahrbuch 91 Band 2.
.
Frankfrut:
Dechema,
1991.
Text.
Turabian Style
Achema-Jahrbuch 91 Band 2.
Frankfrut:
Dechema,
1991.
Print.