APA Citation

WALLACE, I. 1., & Heseltine, J. (1986). The seventh secret. London: Michael Joseph Ltd.

Chicago Style Citation

WALLACE, Irving 1916-, and John Heseltine. The Seventh Secret. London: Michael Joseph Ltd, 1986.

MLA Citation

WALLACE, Irving 1916-, and John Heseltine. The Seventh Secret. London: Michael Joseph Ltd, 1986.

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