Gaya APA
James, J. (1998).
Thinking in the Future Tense: Berpikir ke Depan Leadership skills menyongsong milenium baru .
Jakarta:
Gramedia.
Gaya MLA
James, Jennifer.
"Thinking in the Future Tense: Berpikir ke Depan Leadership skills menyongsong milenium baru".
Jakarta:
Gramedia,
1998.
Text.