Xtricity Compact Fluorescent Light Bulb T2 Spiral CFL, 5000k Daylight, 9W (40 Watt Equivalent), 540 Lumens, E26 Medium Base, 120V, UL Listed (Pack of 4) - Amazon.com
LED Light Bulbs vs. CFL vs. Incandescent Bulbs
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ALZO 45W Joyous Light Full Spectrum CFL Light Bulb 5500K, Pack of 4 - ALZO Digital
Fotodiox CFL-70W-3x 3 x 70 watt Daylight Compact Fluorescent Light Bulbs, Set of Three - Full Spectrum Daylight White Light High-Wattage Bulb - Walmart.com
Comparison of Energy-Efficient Bulbs | DelMarFans.com | DelMarFans.com
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Feit Electric 26-Watt Equivalent PL Vertical CFLNI 4-Pin Plug-in GX24Q-3 Base CFL Replacement LED Light Bulb, Cool White 4100K PL26E/V/841/LED - The Home Depot
Feit Electric 13-Watt Equivalent PL Quad Tube CFLNI 4-Pin Plugin G24Q-1 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E841LEDG2HDRP - The Home Depot
Watts The Deal? Demystifying LEDs, CFLs, Halogens And More : NPR
Comparing LED vs CFL vs Incandescent Light Bulbs
Philips LED 433557 Energy Saver Compact Fluorescent T2 Twister (A21 Replacement) Household Light Bulb: 6500-Kelvin, 23-Watt (100-Watt Equivalent), E26 Medium Screw Base, Daylight Deluxe, 4-Pack - Amazon.com
CFL vs LED Light Bulbs Which Is Better | Neeeco | MA
Which light bulbs need a ballast?
CFL vs LED Light Bulbs – Frequently Asked Questions