APA

Richards T. H., Richards T. H., . (1977). Energy methods in stress analysis. Chichester: Ellis Horwood [u.a.].

Chicago

Richards Thomas H, Richards T H, . 1977. Energy methods in stress analysis. Chichester: Ellis Horwood [u.a.].

Harvard

Richards T. H., Richards T. H., . (1977). Energy methods in stress analysis. Chichester: Ellis Horwood [u.a.].

MLA

Richards Thomas H, Richards T H, . Energy methods in stress analysis. Chichester: Ellis Horwood [u.a.]. 1977.