APA Citation

Mackay, H. (1999). Pushing the envelope: All the way to the top. London: Vermilion.

Chicago Style Citation

Mackay, Harvey. Pushing the Envelope: All the Way to the Top. London: Vermilion, 1999.

MLA Citation

Mackay, Harvey. Pushing the Envelope: All the Way to the Top. London: Vermilion, 1999.

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