APA recommends that you use a legal citation style for references to legal materials. In Canada we use the McGill style which is based on their publication, Canadian Guide to Uniform Legal Citation. (KE 259 C34 2014)
Template:
Title of Act, Abbrieviated title year, chapter, online: Website Title <url>
Example:
Workers Compensation Act, RSBC2019, c. 1, online: BC Laws <https://www.bclaws.gov.bc.ca/civix/document/id/complete/statreg/19001_00_multi>
Template:
Title of Regulation, Provincial regulation abbreviation number/last two digits of year deposited, online:Website name <url>
Example:
Occupational Health and Safety Regulation, BC Reg 296/97, online: BCLaws <https://www.bclaws.gov.bc.ca/civix/document/id/crbc/crbc/296_97_multi>
Template
Case. volume, Book. edition page (year)
Example
Canada Forgings Inc. and Canada Autoworkers, Local 275, 84 L.A.C. 4th 309 (1999).