APA
Sah N. k., Gauli B., Shah R., Sharma N. & Sah R. k. (2066). Chemistry refresher. Kathmandu: Nirvana publications.
Chicago
Sah Nirmesh k, Gauli Basant, Shah Ravi, Sharma Nischal and Sah Rajesh k. 2066. Chemistry refresher. Kathmandu: Nirvana publications.
Harvard
Sah N. k., Gauli B., Shah R., Sharma N. and Sah R. k. (2066). Chemistry refresher. Kathmandu: Nirvana publications.
MLA
Sah Nirmesh k, Gauli Basant, Shah Ravi, Sharma Nischal and Sah Rajesh k. Chemistry refresher. Kathmandu: Nirvana publications. 2066.