Engel,Randall G. (2011). Introduction to organic laboratory techniques: A small-scale approach (3rd ed.). Brooks/Cole, Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEngel,Randall G. Introduction to Organic Laboratory Techniques: A Small-scale Approach. 3rd ed. Singapore: Brooks/Cole, Cengage Learning, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEngel,Randall G. Introduction to Organic Laboratory Techniques: A Small-scale Approach. 3rd ed. Brooks/Cole, Cengage Learning, 2011.
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