Cita APA (7th ed.)

WAINWRIGHT GORDON R. (1992). S.T.E.P.S. FOR SUCCESS: SELF TRAINING IN ESSENTIAL PERSONAL SKILLS. MERCURY BOOKS.

Cita Chicago (17th ed.)

WAINWRIGHT GORDON R. S.T.E.P.S. FOR SUCCESS: SELF TRAINING IN ESSENTIAL PERSONAL SKILLS. LONDON: MERCURY BOOKS, 1992.

Cita MLA (9th ed.)

WAINWRIGHT GORDON R. S.T.E.P.S. FOR SUCCESS: SELF TRAINING IN ESSENTIAL PERSONAL SKILLS. MERCURY BOOKS, 1992.