Seberapa penh ember anda? / Tom Rath, Donald O. Clifton ; alih bahasa, Irham Ali Saifudin ; penyuntng, Yusuf Anas Religion in America : past and present /Clifton E. Olmstad The Future of brands : twenty-five visions / edited by Rita Clifton and Easther Maughan The world of the short story : a twentieth century collection / selected and edited by Clifton Fademan The American political journal :an introductory reader /edited by Clifton Mc Cleskey Creative speech coomunication / James W. Gibson & Clifton CornwellHistory of religion in the United States / Clifton E. OlmsteadSix English towns / Alec Clifton TaylorSeberapa penuh ember anda? / Tom Rath, Donald O. Clifton ; alih bahasa, Irham Ali Saifudin ; penyunting, Yusuf AnasAirport operations / Norman Ashford, H. P. Martin Stanton, Clifton A. Moore