Gaya APA

Shah, D, , (., Schechter, R. (1977). Improved oil recovery by surfactant and polymer flooding. (1977). : New York : Academic Press, Inc.,.

Gaya MLA

Shah, D.O., , (ed)., Schechter, R.S.. "Improved oil recovery by surfactant and polymer flooding.". 1977 : New York : Academic Press, Inc.,, 1977. Text.