APA

headlam c., . (1997). king fisher science encylopdia. london: king fisher.

Chicago

headlam catherine, . 1997. king fisher science encylopdia. london: king fisher.

Harvard

headlam c., . (1997). king fisher science encylopdia. london: king fisher.

MLA

headlam catherine, . king fisher science encylopdia. london: king fisher. 1997.