The following formal names of specific degrees must always be capitalized in AP style: Bachelor of Arts. Bachelor of Science. Master of the arts. Master of Science. Masters in Business Administration. As you can see, master's degrees are capitalized when abbreviated. However, the forms license, bachelor's degree, master's degree and. Under AP Style: Capitalize only the first word of your title and any proper nouns or abbreviations, all other words should be lowercase, for example, "People who make North Dakota's future bright." Use numerals for all numbers, for example "to write titles" rather than "Three ways to write titles." Use a single es for. The Purdue University Online Writing Lab's OWL website provides information on many writing styles, including AP. This page provides a brief introduction to AP style, standard style guidelines, lists of frequently used abbreviations, suggestions for writing leads, and much more. This AP FAQ web page is an excellent source of information about the Associated Press Stylebook textual definition. The rules are as follows: Do not confuse this term with the acronym for the US Consumer Price Index, which does not take taxes into account and only measures price changes. Also, only hyphen when using the term as a compound modifier. For example, the cost of living in New Zealand. Updated regularly since its initial publication, the AP Stylebook is an essential reference for writers, editors, students and professionals. It provides fundamental guidelines regarding spelling, language, punctuation, usage and journalistic style. It's the definitive resource for journalists. We offer a range of products to meet your needs. 6. Use “On” before a date. AP style recommends omitting the word “on” before a day or date: The Council met Tuesday to discuss the plan. The council met Tuesday to discuss the plan. However, you must use "on" with a date if it is the first word in a sentence: In July, the new law took effect.