APA (7th ed.) Citation

EPSTEIN, A. H. (2014). 3-D Printing: Evolution, Not Revolution. Aviation Week & Space Technology, 176(23), 50.

Chicago Style (17th ed.) Citation

EPSTEIN, ALAN H. "3-D Printing: Evolution, Not Revolution." Aviation Week & Space Technology 176, no. 23 (2014): 50.

MLA (9th ed.) Citation

EPSTEIN, ALAN H. "3-D Printing: Evolution, Not Revolution." Aviation Week & Space Technology, vol. 176, no. 23, 2014, p. 50.