Parkinson, C. N. (1974). How to Get to the Top Without Ulcers, Tranquillisers or Heart Attacks. Macmillan.
शिकागो स्टाइल उद्धरणParkinson, C. Northcote. How to Get to the Top Without Ulcers, Tranquillisers or Heart Attacks. New Delhi: Macmillan, 1974.
एमएलए उद्धरणParkinson, C. Northcote. How to Get to the Top Without Ulcers, Tranquillisers or Heart Attacks. Macmillan, 1974.
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