Gaya APA

Silver, N., Gottman, J, M. (2015). Seven Principles for Making Marriage Work, The : A Practical Guide from the Country's Foremost Relationship Expert . New York, USA: Harmony Books.

Gaya MLA

Silver, Nan., Gottman, John, M.. "Seven Principles for Making Marriage Work, The : A Practical Guide from the Country's Foremost Relationship Expert". New York, USA: Harmony Books, 2015. Academic.