[PAR] [TLE] Hot Rod (magazine) [SEP] Hot Rod is a monthly American car magazine devoted to hot rodding, drag racing, and muscle cars — modifying automobiles for performance and appearance. [PAR] [TLE] Petersen's 4-Wheel &amp; Off-Road [SEP] Petersen's 4-Wheel & Off-Road is a magazine dedicated to 4x4 and off-road trucks and SUVs.  The first issue was published in 1977; it began as a special-interest publication from the editors of Hot Rod magazine.  "4-Wheel & Off-Road" covers a range of topics for the do-it-yourself light-truck enthusiast, including real-world 4x4 performance modifications, new products and product evaluations, off-road event coverage, new-vehicle evaluations, travel, and lifestyle.  In March 1978, the magazine officially became a monthly publication, and in 2013, "4-Wheel & Off-Road" celebrated its 35th anniversary.
[PAR] [TLE] Hot Rod ( magazine ) [ SEP ] Hot Rod is a monthly American car magazine devoted to hot rodding , drag racing , and muscle cars — modifying automobiles for performance and appearance . [PAR] [TLE] Petersen 's 4-Wheel & amp ; Off - Road [ SEP ] Petersen 's 4-Wheel & Off - Road is a magazine dedicated to 4x4 and off - road trucks and SUVs . The first issue was published in 1977 ; it began as a special - interest publication from the editors of Hot Rod magazine . " 4-Wheel & Off - Road " covers a range of topics for the do - it - yourself light - truck enthusiast , including real - world 4x4 performance modifications , new products and product evaluations , off - road event coverage , new - vehicle evaluations , travel , and lifestyle . In March 1978 , the magazine officially became a monthly publication , and in 2013 , " 4-Wheel & Off - Road " celebrated its 35th anniversary .
Petersen's 4-Wheel & Off-Road began as a publication that is now released how often?
Petersen 's 4-Wheel & Off - Road began as a publication that is now released how often ?
monthly
monthly