APA

Opesan O., . (1998). Many rivers to cross. London: The X Press.

Chicago

Opesan Ola, . 1998. Many rivers to cross. London: The X Press.

Harvard

Opesan O., . (1998). Many rivers to cross. London: The X Press.

MLA

Opesan Ola, . Many rivers to cross. London: The X Press. 1998.