Gaya APA

B.Sc.,M.Inst.,P.,A.F.I.M.A., A, H. (1973). Physics (1). England: Celtic Educational LtD..

Gaya MLA

B.Sc.,M.Inst.,P.,A.F.I.M.A., A.G., Harmston,. "Physics". 1 England: Celtic Educational LtD., 1973. Text.