Dyfyniad APA

Pink, D. H. (2018). When: The scientific secrets of perfect timing. Riverhead Books.

Dyfyniad Arddull Chicago

Pink, Daniel H. When: The Scientific Secrets of Perfect Timing. New York: Riverhead Books, 2018.

Dyfyniad MLA

Pink, Daniel H. When: The Scientific Secrets of Perfect Timing. Riverhead Books, 2018.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.