APA引文

Visual Steps (Firm). (2014). Digital photo editing with picasa for seniors: Get acqainted with picasa : free, easy-to-use photo editing software. Visual Steps.

Chicago Style (17th ed.) Citation

Visual Steps (Firm). Digital Photo Editing with Picasa for Seniors: Get Acqainted with Picasa : Free, Easy-to-use Photo Editing Software. Netherlands: Visual Steps, 2014.

MLA引文

Visual Steps (Firm). Digital Photo Editing with Picasa for Seniors: Get Acqainted with Picasa : Free, Easy-to-use Photo Editing Software. Visual Steps, 2014.

警告：這些引文格式不一定是100％准確.