APA

Covey S. R., . (1997). The 7 habits of highly effective families. New York: Golden Books.

Chicago

Covey Stephen R, . 1997. The 7 habits of highly effective families. New York: Golden Books.

Harvard

Covey S. R., . (1997). The 7 habits of highly effective families. New York: Golden Books.

MLA

Covey Stephen R, . The 7 habits of highly effective families. New York: Golden Books. 1997.