Gaya APA
Stecher, Paul G.. (1960).
The Merck Index of Chemicals and Drugs Seventh Edition .
New Jersey:
Merc & Co Inc..
Gaya Chicago
Stecher, Paul G..
The Merck Index of Chemicals and Drugs Seventh Edition.
New Jersey:
Merc & Co Inc.,
1960.
Text.
Gaya MLA
Stecher, Paul G..
The Merck Index of Chemicals and Drugs Seventh Edition.
New Jersey:
Merc & Co Inc.,
1960.
Text.
Gaya Turabian
Stecher, Paul G..
The Merck Index of Chemicals and Drugs Seventh Edition.
New Jersey:
Merc & Co Inc.,
1960.
Print.