American Psychological Association 6th edition

LERNER, E. J. (2000). The Earth gets a checkup. Laser Focus World, 36(4), 113-118.

ISO-690 (author-date, English)

LERNER, E. J, 2000. The Earth gets a checkup. Laser focus world. 1 January 2000. Vol. 36, no. 4, p. 113-118.

Modern Language Association 9th edition

LERNER, E. J. “The Earth Gets a Checkup”. Laser Focus World, vol. 36, no. 4, Jan. 2000, pp. 113-8.

Mohr Siebeck - Recht (Deutsch - Österreich)

LERNER, E. J: The Earth gets a checkup, Laser focus world 2000, 113-118.

Emerald - Harvard

LERNER, E.J. (2000), “The Earth gets a checkup”, Laser Focus World, Vol. 36 No. 4, pp. 113-118.

Warning: These citations may not always be 100% accurate.