APA (7e ed.) Bronvermelding

Hagberg, J., & Leider, R. (1988). The inventurers: Excursions in life and career renewal (3rd ed.). Addison-Wesley.

Chicago (17e ed.) Bronvermelding

Hagberg, Janet, en Richard Leider. The Inventurers: Excursions in Life and Career Renewal. 3rd ed. Reading, Mass: Addison-Wesley, 1988.

MLA (9e ed.) Bronvermelding

Hagberg, Janet, en Richard Leider. The Inventurers: Excursions in Life and Career Renewal. 3rd ed. Addison-Wesley, 1988.