APA Style

Giovanni, Joshua, Purnama, James, Anthony, Randy. (2017). Regression analysis on organic social media marketing and return on marketing investment (case study: Gagasmedia book publisher) . : Swiss German University.

Chicago Style

Giovanni, Joshua, Purnama, James, Anthony, Randy. Regression analysis on organic social media marketing and return on marketing investment (case study: Gagasmedia book publisher). : Swiss German University, 2017. print.

MLA Style

Giovanni, Joshua, Purnama, James, Anthony, Randy. Regression analysis on organic social media marketing and return on marketing investment (case study: Gagasmedia book publisher). : Swiss German University, 2017. print.

Turabian Style

Giovanni, Joshua, Purnama, James, Anthony, Randy. Regression analysis on organic social media marketing and return on marketing investment (case study: Gagasmedia book publisher). : Swiss German University, 2017. print.