APA

nelkon m., . (1976). c.s.e. physics. london: hart-davis educational.

Chicago

nelkon m, . 1976. c.s.e. physics. london: hart-davis educational.

Harvard

nelkon m., . (1976). c.s.e. physics. london: hart-davis educational.

MLA

nelkon m, . c.s.e. physics. london: hart-davis educational. 1976.