Corporate finance / Stephen A. Ross, Randolph W. Westerfield, Jeffrey Jaffe A Gramar of contemporary English / Randolph Quirk...[et al.] Perception / Robert sekuler, Randolph Blake Analyzing the curriculum / George J. Posner Talented Tink : Tink yang berbakat / Andrea Posner Sanchez ; penerjemah, Rosi L Simamora The strategies metals invesment : hand Book / Mitchell J. Posner and Philip GoldbergDream big, princess! = bermimpilah sebesar mungkin, Putri! / Andrea Posner-Sanchez ; ilustrasi oleh Megan McLaughlin ; editor, Maria Felicia ; alih bahasa, Maria FeliciaThe Leadership challenge : how to get extraordinary things done in organizations / James M. Kouzes , Barry Z. PosnerAfter death : the immortality of man human in mortality / Paschal Beverly RandolphFundamentals of corporate finance / Stephen A. Ross, Randolph W. Westerfield, Bradford D. Jordan