APA
Elizabeth Tierney, . (1997). 30 minutes ... to boost your communication skills. Kogan Page India, New Delhi: .
Chicago
Elizabeth Tierney, . 1997. 30 minutes ... to boost your communication skills. Kogan Page India, New Delhi: .
Harvard
Elizabeth Tierney, . (1997). 30 minutes ... to boost your communication skills. Kogan Page India, New Delhi: .
MLA
Elizabeth Tierney, . 30 minutes ... to boost your communication skills. Kogan Page India, New Delhi: . 1997.