Guillermo, M. R., & Gamboa, C. A. (2008). Engaging an Executive Search Provider: Professional companies reveal why it pays to do so . AmCham Philippines Business Journal.
Citazione stile Chigago Style (17a edizione)Guillermo, Manuel R., e C.J. Albert Gamboa. "Engaging an Executive Search Provider: Professional Companies Reveal Why It Pays to Do so ." AmCham Philippines Business Journal 2008.
Citatione MLA (9a ed.)Guillermo, Manuel R., e C.J. Albert Gamboa. "Engaging an Executive Search Provider: Professional Companies Reveal Why It Pays to Do so ." AmCham Philippines Business Journal, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.