Penerjemah : Sigit Purwanto, & Editor : Daniel P. Purba, Y. S. (2008). Pocket Mentor = Manajemen Waktu: Harvard Business School Press. Jakarta: Esensi.
Παραπομπή Chicago StylePenerjemah : Sigit Purwanto, and Yati Sumiharti Editor : Daniel P. Purba. Pocket Mentor = Manajemen Waktu: Harvard Business School Press. Jakarta: Esensi, 2008.
Παραπομπή MLAPenerjemah : Sigit Purwanto, and Yati Sumiharti Editor : Daniel P. Purba. Pocket Mentor = Manajemen Waktu: Harvard Business School Press. Jakarta: Esensi, 2008.
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