Gaya APA

Summers, D, C, S. (2009). Quality management : creating and sustaining organizational effectiveness (2nd.ed.). Upper Saddle River, New Jersey: Pearson Education.

Gaya MLA

Summers, Donna, C., S.. "Quality management : creating and sustaining organizational effectiveness". 2nd.ed. Upper Saddle River, New Jersey: Pearson Education, 2009. Teks.