Gaya APA

Ashar, N, G., Golwalkar, K, R. (2013). A practical guide to the manufacture of sulfuric acid, oleums, and sulfonating agents . Cham: Springer.

Gaya MLA

Ashar, Navin, G.., Golwalkar, Kiran, R.. "A practical guide to the manufacture of sulfuric acid, oleums, and sulfonating agents". Cham: Springer, 2013. Electronic Resource.