APA

vopat w. A., bernhardt G A s., . (1960). power station engineering and economy. New York: mcGraw - hill.

Chicago

vopat william A, bernhardt G A skrotzi, . 1960. power station engineering and economy. New York: mcGraw - hill.

Harvard

vopat w. A., bernhardt G A s., . (1960). power station engineering and economy. New York: mcGraw - hill.

MLA

vopat william A, bernhardt G A skrotzi, . power station engineering and economy. New York: mcGraw - hill. 1960.