Gaya APA

Lepsinger, R., Lucia, A, D. (1997). The Art and science of 360' feedback (revised ed.). San Francisco: Pfeiffer.

Gaya MLA

Lepsinger, Richard., Lucia, Anntoinette, D.. "The Art and science of 360' feedback". revised ed. San Francisco: Pfeiffer, 1997. Buku/Printed Material.