== Precle ==
* [https://books.google.pl/books?id=AoWlCmNDA3QC&lpg=PT504&pg=PT504 Pretzel; in: The Oxford Companion to American Food and Drink]
* [https://books.google.pl/books?id=bIIeBQAAQBAJ&lpg=PA652&pg=PA652 Pretzel; in: The Oxford Companion to Food]
* [https://eur-lex.europa.eu/legal-content/PL/TXT/?uri=CELEX:52013XC0911(02)&qid=1556212681922 EUR-Lex: Bayerische Breze]
* [https://www.philhist.uni-augsburg.de/lehrstuehle/germanistik/sprachwissenschaft/ada/runde_7/f01c-d/ Geographische Verteilung der Bezeichnungen: Bre(t)z]
| wydawca = Yale University Press
}} [https://read.amazon.com/?asin=B003VS0CEC]
* [https://books.google.pl/books?id=AoWlCmNDA3QC&lpg=PT504&pg=PT504 Pretzel; in: The Oxford Companion to American Food and Drink]
* [https://books.google.pl/books?id=bIIeBQAAQBAJ&lpg=PA652&pg=PA652 Pretzel; in: The Oxford Companion to Food]
* [https://books.google.pl/books?id=hCegCgAAQBAJ&lpg=PA353&pg=PA353 Lox; in: Savoring Gotham: A Food Lover's Companion to New York City]