APA Edition Citation

Heller, H. R. (1968). International trade : theory and empirical evidence / by H. Robert Heller: Theory and empirical evidence. Prentice-Hall.

Chicago Edition Citation

Heller, Heinz Robert. International Trade : Theory and Empirical Evidence / by H. Robert Heller: Theory and Empirical Evidence. Englewood Cliffs, N.J.: Prentice-Hall, 1968.

MLA Edition Citation

Heller, Heinz Robert. International Trade : Theory and Empirical Evidence / by H. Robert Heller: Theory and Empirical Evidence. Prentice-Hall, 1968.

Warning: These citations may not always be 100% accurate.