APA

Moore K. L., . (1993). Before we are born. London: W.B savnders company.

Chicago

Moore Keith L, . 1993. Before we are born. London: W.B savnders company.

Harvard

Moore K. L., . (1993). Before we are born. London: W.B savnders company.

MLA

Moore Keith L, . Before we are born. London: W.B savnders company. 1993.