Authors
Butul, G. & Tahery, M. (2005). An Essay on Polmology. National Studies Journal, 6(22), 157–165.
Butul, G., & Tahery, M. "An Essay on Polmology", National Studies Journal, 6, 22, 2005, 157–165.
Butul, G., & Tahery, M. (2005). 'An Essay on Polmology', National Studies Journal, 6(22), pp. 157–165.
Butul, G. & Tahery, M., "An Essay on Polmology." National Studies Journal, 6 22 (2005): 157–165,
Butul G., Tahery M. An Essay on Polmology. National Studies Journal. 2005;6(22):157–165 (In Persian).