Book chapters - APA: multiple editors

The Question:

How do you format book chapters if there are more than three editors?

The Answer:

If there are up to five editors, you list all of the editors (with an & between the last two):

T. Frogmouth, S. Goose, B. Swallow & B. Heron (Eds.)

If there are six or more editors, list the first editor followed by et al.:

T. Frogmouth et al. (Eds.)

The Example:

(Less than six):

Stone-Curlew, B. (2013). Stillness as a form of defence. In T. Frogmouth, S. Goose, B. Swallow & B. Heron (Eds.), Camouflage:  The essential life skill (pp. 84-102). Birdsville, Australia: Crazy Chook Press.

(Six or more):

Stone-Curlew, B. (2013). Stillness as a form of defence. In T. Frogmouth et al. (Eds.), Camouflage:  The essential life skill (pp. 84-102). Birdsville, Australia: Crazy Chook Press.